21030988160

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{653}}^1$

素因数の和:778

約数の個数: 384

約数和(自身を含む): 63879580800

約数和(自身を除く): 42848592640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 79, 80, 91, 98, 104, 112, 128, 130, 140, 158, 160, 182, 196, 208, 224, 245, 260, 280, 316, 320, 364, 392, 395, 416, 448, 455, 490, 520, 553, 560, 632, 637, 640, 653, 728, 784, 790, 832, 896, 910, 980, 1027, 1040, 1106, 1120, 1264, 1274, 1306, 1456, 1568, 1580, 1664, 1820, 1960, 2054, 2080, 2212, 2240, 2528, 2548, 2612, 2765, 2912, 3136, 3160, 3185, 3265, 3640, 3871, 3920, 4108, 4160, 4424, 4480, 4571, 5056, 5096, 5135, 5224, 5530, 5824, 6272, 6320, 6370, 6530, 7189, 7280, 7742, 7840, 8216, 8320, 8489, 8848, 9142, 10112, 10192, 10270, 10448, 11060, 11648, 12640, 12740, 13060, 14378, 14560, 15484, 15680, 16432, 16978, 17696, 18284, 19355, 20384, 20540, 20896, 22120, 22855, 25280, 25480, 26120, 28756, 29120, 30968, 31360, 31997, 32864, 33956, 35392, 35945, 36568, 38710, 40768, 41080, 41792, 42445, 44240, 45710, 50323, 50560, 50960, 51587, 52240, 57512, 58240, 59423, 61936, 63994, 65728, 67912, 70784, 71890, 73136, 77420, 81536, 82160, 83584, 84890, 88480, 91420, 100646, 101920, 103174, 104480, 115024, 118846, 123872, 127988, 131456, 135824, 143780, 146272, 154840, 159985, 164320, 169780, 176960, 182840, 201292, 203840, 206348, 208960, 230048, 237692, 247744, 251615, 255976, 257935, 271648, 287560, 292544, 297115, 309680, 319970, 328640, 339560, 353920, 361109, 365680, 402584, 407680, 412696, 415961, 417920, 460096, 475384, 495488, 503230, 511952, 515870, 543296, 575120, 585088, 594230, 619360, 639940, 657280, 670631, 679120, 722218, 731360, 805168, 825392, 831922, 920192, 950768, 1006460, 1023904, 1031740, 1086592, 1150240, 1188460, 1238720, 1279880, 1341262, 1358240, 1444436, 1462720, 1610336, 1650784, 1663844, 1805545, 1901536, 2012920, 2047808, 2063480, 2079805, 2300480, 2376920, 2477440, 2527763, 2559760, 2682524, 2716480, 2888872, 2925440, 3220672, 3301568, 3327688, 3353155, 3611090, 3803072, 4025840, 4095616, 4126960, 4159610, 4600960, 4694417, 4753840, 5055526, 5119520, 5365048, 5432960, 5777744, 6441344, 6603136, 6655376, 6706310, 7222180, 7606144, 8051680, 8253920, 8319220, 9388834, 9507680, 10111052, 10239040, 10730096, 11555488, 12638815, 13310752, 13412620, 14444360, 16103360, 16507840, 16638440, 18777668, 19015360, 20222104, 20478080, 21460192, 23110976, 23472085, 25277630, 26621504, 26825240, 28888720, 32206720, 32860919, 33015680, 33276880, 37555336, 38030720, 40444208, 42920384, 46221952, 46944170, 50555260, 53243008, 53650480, 57777440, 65721838, 66553760, 75110672, 80888416, 85840768, 93888340, 101110520, 107300960, 115554880, 131443676, 133107520, 150221344, 161776832, 164304595, 187776680, 202221040, 214601920, 231109760, 262887352, 266215040, 300442688, 323553664, 328609190, 375553360, 404442080, 429203840, 525774704, 600885376, 657218380, 751106720, 808884160, 1051549408, 1314436760, 1502213440, 1617768320, 2103098816, 2628873520, 3004426880, 4206197632, 5257747040, 10515494080, 21030988160]

約数ペア:

[(1, 21030988160), (2, 10515494080), (4, 5257747040), (5, 4206197632), (7, 3004426880), (8, 2628873520), (10, 2103098816), (13, 1617768320), (14, 1502213440), (16, 1314436760), (20, 1051549408), (26, 808884160), (28, 751106720), (32, 657218380), (35, 600885376), (40, 525774704), (49, 429203840), (52, 404442080), (56, 375553360), (64, 328609190), (65, 323553664), (70, 300442688), (79, 266215040), (80, 262887352), (91, 231109760), (98, 214601920), (104, 202221040), (112, 187776680), (128, 164304595), (130, 161776832), (140, 150221344), (158, 133107520), (160, 131443676), (182, 115554880), (196, 107300960), (208, 101110520), (224, 93888340), (245, 85840768), (260, 80888416), (280, 75110672), (316, 66553760), (320, 65721838), (364, 57777440), (392, 53650480), (395, 53243008), (416, 50555260), (448, 46944170), (455, 46221952), (490, 42920384), (520, 40444208), (553, 38030720), (560, 37555336), (632, 33276880), (637, 33015680), (640, 32860919), (653, 32206720), (728, 28888720), (784, 26825240), (790, 26621504), (832, 25277630), (896, 23472085), (910, 23110976), (980, 21460192), (1027, 20478080), (1040, 20222104), (1106, 19015360), (1120, 18777668), (1264, 16638440), (1274, 16507840), (1306, 16103360), (1456, 14444360), (1568, 13412620), (1580, 13310752), (1664, 12638815), (1820, 11555488), (1960, 10730096), (2054, 10239040), (2080, 10111052), (2212, 9507680), (2240, 9388834), (2528, 8319220), (2548, 8253920), (2612, 8051680), (2765, 7606144), (2912, 7222180), (3136, 6706310), (3160, 6655376), (3185, 6603136), (3265, 6441344), (3640, 5777744), (3871, 5432960), (3920, 5365048), (4108, 5119520), (4160, 5055526), (4424, 4753840), (4480, 4694417), (4571, 4600960), (5056, 4159610), (5096, 4126960), (5135, 4095616), (5224, 4025840), (5530, 3803072), (5824, 3611090), (6272, 3353155), (6320, 3327688), (6370, 3301568), (6530, 3220672), (7189, 2925440), (7280, 2888872), (7742, 2716480), (7840, 2682524), (8216, 2559760), (8320, 2527763), (8489, 2477440), (8848, 2376920), (9142, 2300480), (10112, 2079805), (10192, 2063480), (10270, 2047808), (10448, 2012920), (11060, 1901536), (11648, 1805545), (12640, 1663844), (12740, 1650784), (13060, 1610336), (14378, 1462720), (14560, 1444436), (15484, 1358240), (15680, 1341262), (16432, 1279880), (16978, 1238720), (17696, 1188460), (18284, 1150240), (19355, 1086592), (20384, 1031740), (20540, 1023904), (20896, 1006460), (22120, 950768), (22855, 920192), (25280, 831922), (25480, 825392), (26120, 805168), (28756, 731360), (29120, 722218), (30968, 679120), (31360, 670631), (31997, 657280), (32864, 639940), (33956, 619360), (35392, 594230), (35945, 585088), (36568, 575120), (38710, 543296), (40768, 515870), (41080, 511952), (41792, 503230), (42445, 495488), (44240, 475384), (45710, 460096), (50323, 417920), (50560, 415961), (50960, 412696), (51587, 407680), (52240, 402584), (57512, 365680), (58240, 361109), (59423, 353920), (61936, 339560), (63994, 328640), (65728, 319970), (67912, 309680), (70784, 297115), (71890, 292544), (73136, 287560), (77420, 271648), (81536, 257935), (82160, 255976), (83584, 251615), (84890, 247744), (88480, 237692), (91420, 230048), (100646, 208960), (101920, 206348), (103174, 203840), (104480, 201292), (115024, 182840), (118846, 176960), (123872, 169780), (127988, 164320), (131456, 159985), (135824, 154840), (143780, 146272)]