20978498880

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2719}}^1$

素因数の和:2811

約数の個数: 448

約数和(自身を含む): 79589376000

約数和(自身を除く): 58610877120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 47, 48, 54, 57, 60, 64, 72, 76, 80, 90, 94, 95, 96, 108, 114, 120, 135, 141, 144, 152, 160, 171, 180, 188, 190, 192, 216, 228, 235, 240, 270, 282, 285, 288, 304, 320, 342, 360, 376, 380, 423, 432, 456, 470, 480, 513, 540, 564, 570, 576, 608, 684, 705, 720, 752, 760, 846, 855, 864, 893, 912, 940, 960, 1026, 1080, 1128, 1140, 1216, 1269, 1368, 1410, 1440, 1504, 1520, 1692, 1710, 1728, 1786, 1824, 1880, 2052, 2115, 2160, 2256, 2280, 2538, 2565, 2679, 2719, 2736, 2820, 2880, 3008, 3040, 3384, 3420, 3572, 3648, 3760, 4104, 4230, 4320, 4465, 4512, 4560, 5076, 5130, 5358, 5438, 5472, 5640, 6080, 6345, 6768, 6840, 7144, 7520, 8037, 8157, 8208, 8460, 8640, 8930, 9024, 9120, 10152, 10260, 10716, 10876, 10944, 11280, 12690, 13395, 13536, 13595, 13680, 14288, 15040, 16074, 16314, 16416, 16920, 17860, 18240, 20304, 20520, 21432, 21752, 22560, 24111, 24471, 25380, 26790, 27072, 27190, 27360, 28576, 32148, 32628, 32832, 33840, 35720, 40185, 40608, 40785, 41040, 42864, 43504, 45120, 48222, 48942, 50760, 51661, 53580, 54380, 54720, 57152, 64296, 65256, 67680, 71440, 73413, 80370, 81216, 81570, 82080, 85728, 87008, 96444, 97884, 101520, 103322, 107160, 108760, 120555, 122355, 127793, 128592, 130512, 135360, 142880, 146826, 154983, 160740, 163140, 164160, 171456, 174016, 192888, 195768, 203040, 206644, 214320, 217520, 241110, 244710, 255586, 257184, 258305, 261024, 285760, 293652, 309966, 321480, 326280, 367065, 383379, 385776, 391536, 406080, 413288, 428640, 435040, 464949, 482220, 489420, 511172, 514368, 516610, 522048, 587304, 619932, 638965, 642960, 652560, 734130, 766758, 771552, 774915, 783072, 826576, 857280, 870080, 929898, 964440, 978840, 1022344, 1033220, 1150137, 1174608, 1239864, 1277930, 1285920, 1305120, 1394847, 1468260, 1533516, 1543104, 1549830, 1566144, 1653152, 1859796, 1916895, 1928880, 1957680, 2044688, 2066440, 2300274, 2324745, 2349216, 2428067, 2479728, 2555860, 2571840, 2610240, 2789694, 2936520, 3067032, 3099660, 3306304, 3450411, 3719592, 3833790, 3857760, 3915360, 4089376, 4132880, 4600548, 4649490, 4698432, 4856134, 4959456, 5111720, 5579388, 5750685, 5873040, 6134064, 6199320, 6900822, 6974235, 7284201, 7439184, 7667580, 7715520, 7830720, 8178752, 8265760, 9201096, 9298980, 9712268, 9918912, 10223440, 11158776, 11501370, 11746080, 12140335, 12268128, 12398640, 13801644, 13948470, 14568402, 14878368, 15335160, 16531520, 17252055, 18402192, 18597960, 19424536, 20446880, 21852603, 22317552, 23002740, 23492160, 24280670, 24536256, 24797280, 27603288, 27896940, 29136804, 29756736, 30670320, 34504110, 36421005, 36804384, 37195920, 38849072, 40893760, 43705206, 44635104, 46005480, 48561340, 49594560, 55206576, 55793880, 58273608, 61340640, 65557809, 69008220, 72842010, 73608768, 74391840, 77698144, 87410412, 89270208, 92010960, 97122680, 109263015, 110413152, 111587760, 116547216, 122681280, 131115618, 138016440, 145684020, 148783680, 155396288, 174820824, 184021920, 194245360, 218526030, 220826304, 223175520, 233094432, 262231236, 276032880, 291368040, 327789045, 349641648, 368043840, 388490720, 437052060, 446351040, 466188864, 524462472, 552065760, 582736080, 655578090, 699283296, 776981440, 874104120, 1048924944, 1104131520, 1165472160, 1311156180, 1398566592, 1748208240, 2097849888, 2330944320, 2622312360, 3496416480, 4195699776, 5244624720, 6992832960, 10489249440, 20978498880]

約数ペア:

[(1, 20978498880), (2, 10489249440), (3, 6992832960), (4, 5244624720), (5, 4195699776), (6, 3496416480), (8, 2622312360), (9, 2330944320), (10, 2097849888), (12, 1748208240), (15, 1398566592), (16, 1311156180), (18, 1165472160), (19, 1104131520), (20, 1048924944), (24, 874104120), (27, 776981440), (30, 699283296), (32, 655578090), (36, 582736080), (38, 552065760), (40, 524462472), (45, 466188864), (47, 446351040), (48, 437052060), (54, 388490720), (57, 368043840), (60, 349641648), (64, 327789045), (72, 291368040), (76, 276032880), (80, 262231236), (90, 233094432), (94, 223175520), (95, 220826304), (96, 218526030), (108, 194245360), (114, 184021920), (120, 174820824), (135, 155396288), (141, 148783680), (144, 145684020), (152, 138016440), (160, 131115618), (171, 122681280), (180, 116547216), (188, 111587760), (190, 110413152), (192, 109263015), (216, 97122680), (228, 92010960), (235, 89270208), (240, 87410412), (270, 77698144), (282, 74391840), (285, 73608768), (288, 72842010), (304, 69008220), (320, 65557809), (342, 61340640), (360, 58273608), (376, 55793880), (380, 55206576), (423, 49594560), (432, 48561340), (456, 46005480), (470, 44635104), (480, 43705206), (513, 40893760), (540, 38849072), (564, 37195920), (570, 36804384), (576, 36421005), (608, 34504110), (684, 30670320), (705, 29756736), (720, 29136804), (752, 27896940), (760, 27603288), (846, 24797280), (855, 24536256), (864, 24280670), (893, 23492160), (912, 23002740), (940, 22317552), (960, 21852603), (1026, 20446880), (1080, 19424536), (1128, 18597960), (1140, 18402192), (1216, 17252055), (1269, 16531520), (1368, 15335160), (1410, 14878368), (1440, 14568402), (1504, 13948470), (1520, 13801644), (1692, 12398640), (1710, 12268128), (1728, 12140335), (1786, 11746080), (1824, 11501370), (1880, 11158776), (2052, 10223440), (2115, 9918912), (2160, 9712268), (2256, 9298980), (2280, 9201096), (2538, 8265760), (2565, 8178752), (2679, 7830720), (2719, 7715520), (2736, 7667580), (2820, 7439184), (2880, 7284201), (3008, 6974235), (3040, 6900822), (3384, 6199320), (3420, 6134064), (3572, 5873040), (3648, 5750685), (3760, 5579388), (4104, 5111720), (4230, 4959456), (4320, 4856134), (4465, 4698432), (4512, 4649490), (4560, 4600548), (5076, 4132880), (5130, 4089376), (5358, 3915360), (5438, 3857760), (5472, 3833790), (5640, 3719592), (6080, 3450411), (6345, 3306304), (6768, 3099660), (6840, 3067032), (7144, 2936520), (7520, 2789694), (8037, 2610240), (8157, 2571840), (8208, 2555860), (8460, 2479728), (8640, 2428067), (8930, 2349216), (9024, 2324745), (9120, 2300274), (10152, 2066440), (10260, 2044688), (10716, 1957680), (10876, 1928880), (10944, 1916895), (11280, 1859796), (12690, 1653152), (13395, 1566144), (13536, 1549830), (13595, 1543104), (13680, 1533516), (14288, 1468260), (15040, 1394847), (16074, 1305120), (16314, 1285920), (16416, 1277930), (16920, 1239864), (17860, 1174608), (18240, 1150137), (20304, 1033220), (20520, 1022344), (21432, 978840), (21752, 964440), (22560, 929898), (24111, 870080), (24471, 857280), (25380, 826576), (26790, 783072), (27072, 774915), (27190, 771552), (27360, 766758), (28576, 734130), (32148, 652560), (32628, 642960), (32832, 638965), (33840, 619932), (35720, 587304), (40185, 522048), (40608, 516610), (40785, 514368), (41040, 511172), (42864, 489420), (43504, 482220), (45120, 464949), (48222, 435040), (48942, 428640), (50760, 413288), (51661, 406080), (53580, 391536), (54380, 385776), (54720, 383379), (57152, 367065), (64296, 326280), (65256, 321480), (67680, 309966), (71440, 293652), (73413, 285760), (80370, 261024), (81216, 258305), (81570, 257184), (82080, 255586), (85728, 244710), (87008, 241110), (96444, 217520), (97884, 214320), (101520, 206644), (103322, 203040), (107160, 195768), (108760, 192888), (120555, 174016), (122355, 171456), (127793, 164160), (128592, 163140), (130512, 160740), (135360, 154983), (142880, 146826)]