20649242880

素因数分解:

$2^8\times 3^2\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:431

約数の個数: 648

約数和(自身を含む): 83996908632

約数和(自身を除く): 63347665752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 157, 160, 168, 180, 192, 196, 210, 224, 233, 240, 245, 252, 256, 280, 288, 294, 314, 315, 320, 336, 360, 384, 392, 420, 441, 448, 466, 471, 480, 490, 504, 560, 576, 588, 628, 630, 640, 672, 699, 720, 735, 768, 784, 785, 840, 882, 896, 932, 942, 960, 980, 1008, 1099, 1120, 1152, 1165, 1176, 1256, 1260, 1280, 1344, 1398, 1413, 1440, 1470, 1568, 1570, 1631, 1680, 1764, 1792, 1864, 1884, 1920, 1960, 2016, 2097, 2198, 2205, 2240, 2304, 2330, 2352, 2355, 2512, 2520, 2688, 2796, 2826, 2880, 2940, 3136, 3140, 3262, 3297, 3360, 3495, 3528, 3728, 3768, 3840, 3920, 4032, 4194, 4396, 4410, 4480, 4660, 4704, 4710, 4893, 5024, 5040, 5376, 5495, 5592, 5652, 5760, 5880, 6272, 6280, 6524, 6594, 6720, 6990, 7056, 7065, 7456, 7536, 7693, 7840, 8064, 8155, 8388, 8792, 8820, 8960, 9320, 9408, 9420, 9786, 9891, 10048, 10080, 10485, 10990, 11184, 11304, 11417, 11520, 11760, 12544, 12560, 13048, 13188, 13440, 13980, 14112, 14130, 14679, 14912, 15072, 15386, 15680, 16128, 16310, 16485, 16776, 17584, 17640, 18640, 18816, 18840, 19572, 19782, 20096, 20160, 20970, 21980, 22368, 22608, 22834, 23079, 23520, 24465, 25120, 26096, 26376, 26880, 27960, 28224, 28260, 29358, 29824, 30144, 30772, 31360, 32620, 32970, 33552, 34251, 35168, 35280, 36581, 37280, 37632, 37680, 38465, 39144, 39564, 40192, 40320, 41940, 43960, 44736, 45216, 45668, 46158, 47040, 48930, 49455, 50240, 52192, 52752, 55920, 56448, 56520, 57085, 58716, 59648, 60288, 61544, 62720, 65240, 65940, 67104, 68502, 69237, 70336, 70560, 73162, 73395, 74560, 75360, 76930, 78288, 79128, 80640, 83880, 87920, 89472, 90432, 91336, 92316, 94080, 97860, 98910, 100480, 102753, 104384, 105504, 109743, 111840, 112896, 113040, 114170, 115395, 117432, 120576, 123088, 130480, 131880, 134208, 137004, 138474, 140672, 141120, 146324, 146790, 149120, 150720, 153860, 156576, 158256, 167760, 171255, 175840, 178944, 180864, 182672, 182905, 184632, 188160, 195720, 197820, 200960, 205506, 208768, 211008, 219486, 223680, 226080, 228340, 230790, 234864, 246176, 256067, 260960, 263760, 268416, 274008, 276948, 281344, 282240, 292648, 293580, 298240, 301440, 307720, 313152, 316512, 329229, 335520, 342510, 346185, 351680, 361728, 365344, 365810, 369264, 391440, 395640, 411012, 417536, 422016, 438972, 447360, 452160, 456680, 461580, 469728, 492352, 512134, 513765, 521920, 527520, 536832, 548016, 548715, 553896, 564480, 585296, 587160, 602880, 615440, 626304, 633024, 658458, 671040, 685020, 692370, 703360, 730688, 731620, 738528, 768201, 782880, 791280, 822024, 844032, 877944, 894720, 904320, 913360, 923160, 939456, 984704, 1024268, 1027530, 1043840, 1055040, 1096032, 1097430, 1107792, 1170592, 1174320, 1230880, 1252608, 1266048, 1280335, 1316916, 1342080, 1370040, 1384740, 1406720, 1461376, 1463240, 1477056, 1536402, 1565760, 1582560, 1644048, 1646145, 1755888, 1792469, 1808640, 1826720, 1846320, 1878912, 1969408, 2048536, 2055060, 2087680, 2110080, 2192064, 2194860, 2215584, 2304603, 2341184, 2348640, 2461760, 2532096, 2560670, 2633832, 2684160, 2740080, 2769480, 2922752, 2926480, 2954112, 3072804, 3131520, 3165120, 3288096, 3292290, 3511776, 3584938, 3653440, 3692640, 3757824, 3841005, 4097072, 4110120, 4220160, 4384128, 4389720, 4431168, 4609206, 4682368, 4697280, 4923520, 5121340, 5267664, 5377407, 5480160, 5538960, 5852960, 5908224, 6145608, 6263040, 6330240, 6576192, 6584580, 7023552, 7169876, 7306880, 7385280, 7682010, 8194144, 8220240, 8768256, 8779440, 8862336, 8962345, 9218412, 9364736, 9394560, 9847040, 10242680, 10535328, 10754814, 10960320, 11077920, 11523015, 11705920, 12291216, 12660480, 13152384, 13169160, 14047104, 14339752, 14613760, 14770560, 15364020, 16132221, 16388288, 16440480, 17558880, 17724672, 17924690, 18436824, 18789120, 20485360, 21070656, 21509628, 21920640, 22155840, 23046030, 23411840, 24582432, 26304768, 26338320, 26887035, 28094208, 28679504, 29541120, 30728040, 32264442, 32776576, 32880960, 35117760, 35849380, 36873648, 40970720, 42141312, 43019256, 43841280, 44311680, 46092060, 46823680, 49164864, 52676640, 53774070, 57359008, 61456080, 64528884, 65553152, 65761920, 70235520, 71698760, 73747296, 80661105, 81941440, 84282624, 86038512, 88623360, 92184120, 98329728, 105353280, 107548140, 114718016, 122912160, 129057768, 131523840, 140471040, 143397520, 147494592, 161322210, 163882880, 172077024, 184368240, 196659456, 210706560, 215096280, 229436032, 245824320, 258115536, 286795040, 294989184, 322644420, 327765760, 344154048, 368736480, 421413120, 430192560, 458872064, 491648640, 516231072, 573590080, 589978368, 645288840, 688308096, 737472960, 860385120, 983297280, 1032462144, 1147180160, 1290577680, 1376616192, 1474945920, 1720770240, 2064924288, 2294360320, 2581155360, 2949891840, 3441540480, 4129848576, 5162310720, 6883080960, 10324621440, 20649242880]

約数ペア:

[(1, 20649242880), (2, 10324621440), (3, 6883080960), (4, 5162310720), (5, 4129848576), (6, 3441540480), (7, 2949891840), (8, 2581155360), (9, 2294360320), (10, 2064924288), (12, 1720770240), (14, 1474945920), (15, 1376616192), (16, 1290577680), (18, 1147180160), (20, 1032462144), (21, 983297280), (24, 860385120), (28, 737472960), (30, 688308096), (32, 645288840), (35, 589978368), (36, 573590080), (40, 516231072), (42, 491648640), (45, 458872064), (48, 430192560), (49, 421413120), (56, 368736480), (60, 344154048), (63, 327765760), (64, 322644420), (70, 294989184), (72, 286795040), (80, 258115536), (84, 245824320), (90, 229436032), (96, 215096280), (98, 210706560), (105, 196659456), (112, 184368240), (120, 172077024), (126, 163882880), (128, 161322210), (140, 147494592), (144, 143397520), (147, 140471040), (157, 131523840), (160, 129057768), (168, 122912160), (180, 114718016), (192, 107548140), (196, 105353280), (210, 98329728), (224, 92184120), (233, 88623360), (240, 86038512), (245, 84282624), (252, 81941440), (256, 80661105), (280, 73747296), (288, 71698760), (294, 70235520), (314, 65761920), (315, 65553152), (320, 64528884), (336, 61456080), (360, 57359008), (384, 53774070), (392, 52676640), (420, 49164864), (441, 46823680), (448, 46092060), (466, 44311680), (471, 43841280), (480, 43019256), (490, 42141312), (504, 40970720), (560, 36873648), (576, 35849380), (588, 35117760), (628, 32880960), (630, 32776576), (640, 32264442), (672, 30728040), (699, 29541120), (720, 28679504), (735, 28094208), (768, 26887035), (784, 26338320), (785, 26304768), (840, 24582432), (882, 23411840), (896, 23046030), (932, 22155840), (942, 21920640), (960, 21509628), (980, 21070656), (1008, 20485360), (1099, 18789120), (1120, 18436824), (1152, 17924690), (1165, 17724672), (1176, 17558880), (1256, 16440480), (1260, 16388288), (1280, 16132221), (1344, 15364020), (1398, 14770560), (1413, 14613760), (1440, 14339752), (1470, 14047104), (1568, 13169160), (1570, 13152384), (1631, 12660480), (1680, 12291216), (1764, 11705920), (1792, 11523015), (1864, 11077920), (1884, 10960320), (1920, 10754814), (1960, 10535328), (2016, 10242680), (2097, 9847040), (2198, 9394560), (2205, 9364736), (2240, 9218412), (2304, 8962345), (2330, 8862336), (2352, 8779440), (2355, 8768256), (2512, 8220240), (2520, 8194144), (2688, 7682010), (2796, 7385280), (2826, 7306880), (2880, 7169876), (2940, 7023552), (3136, 6584580), (3140, 6576192), (3262, 6330240), (3297, 6263040), (3360, 6145608), (3495, 5908224), (3528, 5852960), (3728, 5538960), (3768, 5480160), (3840, 5377407), (3920, 5267664), (4032, 5121340), (4194, 4923520), (4396, 4697280), (4410, 4682368), (4480, 4609206), (4660, 4431168), (4704, 4389720), (4710, 4384128), (4893, 4220160), (5024, 4110120), (5040, 4097072), (5376, 3841005), (5495, 3757824), (5592, 3692640), (5652, 3653440), (5760, 3584938), (5880, 3511776), (6272, 3292290), (6280, 3288096), (6524, 3165120), (6594, 3131520), (6720, 3072804), (6990, 2954112), (7056, 2926480), (7065, 2922752), (7456, 2769480), (7536, 2740080), (7693, 2684160), (7840, 2633832), (8064, 2560670), (8155, 2532096), (8388, 2461760), (8792, 2348640), (8820, 2341184), (8960, 2304603), (9320, 2215584), (9408, 2194860), (9420, 2192064), (9786, 2110080), (9891, 2087680), (10048, 2055060), (10080, 2048536), (10485, 1969408), (10990, 1878912), (11184, 1846320), (11304, 1826720), (11417, 1808640), (11520, 1792469), (11760, 1755888), (12544, 1646145), (12560, 1644048), (13048, 1582560), (13188, 1565760), (13440, 1536402), (13980, 1477056), (14112, 1463240), (14130, 1461376), (14679, 1406720), (14912, 1384740), (15072, 1370040), (15386, 1342080), (15680, 1316916), (16128, 1280335), (16310, 1266048), (16485, 1252608), (16776, 1230880), (17584, 1174320), (17640, 1170592), (18640, 1107792), (18816, 1097430), (18840, 1096032), (19572, 1055040), (19782, 1043840), (20096, 1027530), (20160, 1024268), (20970, 984704), (21980, 939456), (22368, 923160), (22608, 913360), (22834, 904320), (23079, 894720), (23520, 877944), (24465, 844032), (25120, 822024), (26096, 791280), (26376, 782880), (26880, 768201), (27960, 738528), (28224, 731620), (28260, 730688), (29358, 703360), (29824, 692370), (30144, 685020), (30772, 671040), (31360, 658458), (32620, 633024), (32970, 626304), (33552, 615440), (34251, 602880), (35168, 587160), (35280, 585296), (36581, 564480), (37280, 553896), (37632, 548715), (37680, 548016), (38465, 536832), (39144, 527520), (39564, 521920), (40192, 513765), (40320, 512134), (41940, 492352), (43960, 469728), (44736, 461580), (45216, 456680), (45668, 452160), (46158, 447360), (47040, 438972), (48930, 422016), (49455, 417536), (50240, 411012), (52192, 395640), (52752, 391440), (55920, 369264), (56448, 365810), (56520, 365344), (57085, 361728), (58716, 351680), (59648, 346185), (60288, 342510), (61544, 335520), (62720, 329229), (65240, 316512), (65940, 313152), (67104, 307720), (68502, 301440), (69237, 298240), (70336, 293580), (70560, 292648), (73162, 282240), (73395, 281344), (74560, 276948), (75360, 274008), (76930, 268416), (78288, 263760), (79128, 260960), (80640, 256067), (83880, 246176), (87920, 234864), (89472, 230790), (90432, 228340), (91336, 226080), (92316, 223680), (94080, 219486), (97860, 211008), (98910, 208768), (100480, 205506), (102753, 200960), (104384, 197820), (105504, 195720), (109743, 188160), (111840, 184632), (112896, 182905), (113040, 182672), (114170, 180864), (115395, 178944), (117432, 175840), (120576, 171255), (123088, 167760), (130480, 158256), (131880, 156576), (134208, 153860), (137004, 150720), (138474, 149120), (140672, 146790), (141120, 146324)]