28538401920

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{57389}}^1$

素因数の和:57455

約数の個数: 256

約数和(自身を含む): 106772947200

約数和(自身を除く): 78234545280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 37, 40, 42, 48, 56, 60, 64, 70, 74, 80, 84, 96, 105, 111, 112, 120, 128, 140, 148, 160, 168, 185, 192, 210, 222, 224, 240, 259, 280, 296, 320, 336, 370, 384, 420, 444, 448, 480, 518, 555, 560, 592, 640, 672, 740, 777, 840, 888, 896, 960, 1036, 1110, 1120, 1184, 1295, 1344, 1480, 1554, 1680, 1776, 1920, 2072, 2220, 2240, 2368, 2590, 2688, 2960, 3108, 3360, 3552, 3885, 4144, 4440, 4480, 4736, 5180, 5920, 6216, 6720, 7104, 7770, 8288, 8880, 10360, 11840, 12432, 13440, 14208, 15540, 16576, 17760, 20720, 23680, 24864, 31080, 33152, 35520, 41440, 49728, 57389, 62160, 71040, 82880, 99456, 114778, 124320, 165760, 172167, 229556, 248640, 286945, 344334, 401723, 459112, 497280, 573890, 688668, 803446, 860835, 918224, 1147780, 1205169, 1377336, 1606892, 1721670, 1836448, 2008615, 2123393, 2295560, 2410338, 2754672, 3213784, 3443340, 3672896, 4017230, 4246786, 4591120, 4820676, 5509344, 6025845, 6370179, 6427568, 6886680, 7345792, 8034460, 8493572, 9182240, 9641352, 10616965, 11018688, 12051690, 12740358, 12855136, 13773360, 14863751, 16068920, 16987144, 18364480, 19282704, 21233930, 22037376, 24103380, 25480716, 25710272, 27546720, 29727502, 31850895, 32137840, 33974288, 36728960, 38565408, 42467860, 44591253, 48206760, 50961432, 51420544, 55093440, 59455004, 63701790, 64275680, 67948576, 74318755, 77130816, 84935720, 89182506, 96413520, 101922864, 110186880, 118910008, 127403580, 128551360, 135897152, 148637510, 154261632, 169871440, 178365012, 192827040, 203845728, 222956265, 237820016, 254807160, 257102720, 271794304, 297275020, 339742880, 356730024, 385654080, 407691456, 445912530, 475640032, 509614320, 594550040, 679485760, 713460048, 771308160, 815382912, 891825060, 951280064, 1019228640, 1189100080, 1358971520, 1426920096, 1783650120, 1902560128, 2038457280, 2378200160, 2853840192, 3567300240, 4076914560, 4756400320, 5707680384, 7134600480, 9512800640, 14269200960, 28538401920]

約数ペア:

[(1, 28538401920), (2, 14269200960), (3, 9512800640), (4, 7134600480), (5, 5707680384), (6, 4756400320), (7, 4076914560), (8, 3567300240), (10, 2853840192), (12, 2378200160), (14, 2038457280), (15, 1902560128), (16, 1783650120), (20, 1426920096), (21, 1358971520), (24, 1189100080), (28, 1019228640), (30, 951280064), (32, 891825060), (35, 815382912), (37, 771308160), (40, 713460048), (42, 679485760), (48, 594550040), (56, 509614320), (60, 475640032), (64, 445912530), (70, 407691456), (74, 385654080), (80, 356730024), (84, 339742880), (96, 297275020), (105, 271794304), (111, 257102720), (112, 254807160), (120, 237820016), (128, 222956265), (140, 203845728), (148, 192827040), (160, 178365012), (168, 169871440), (185, 154261632), (192, 148637510), (210, 135897152), (222, 128551360), (224, 127403580), (240, 118910008), (259, 110186880), (280, 101922864), (296, 96413520), (320, 89182506), (336, 84935720), (370, 77130816), (384, 74318755), (420, 67948576), (444, 64275680), (448, 63701790), (480, 59455004), (518, 55093440), (555, 51420544), (560, 50961432), (592, 48206760), (640, 44591253), (672, 42467860), (740, 38565408), (777, 36728960), (840, 33974288), (888, 32137840), (896, 31850895), (960, 29727502), (1036, 27546720), (1110, 25710272), (1120, 25480716), (1184, 24103380), (1295, 22037376), (1344, 21233930), (1480, 19282704), (1554, 18364480), (1680, 16987144), (1776, 16068920), (1920, 14863751), (2072, 13773360), (2220, 12855136), (2240, 12740358), (2368, 12051690), (2590, 11018688), (2688, 10616965), (2960, 9641352), (3108, 9182240), (3360, 8493572), (3552, 8034460), (3885, 7345792), (4144, 6886680), (4440, 6427568), (4480, 6370179), (4736, 6025845), (5180, 5509344), (5920, 4820676), (6216, 4591120), (6720, 4246786), (7104, 4017230), (7770, 3672896), (8288, 3443340), (8880, 3213784), (10360, 2754672), (11840, 2410338), (12432, 2295560), (13440, 2123393), (14208, 2008615), (15540, 1836448), (16576, 1721670), (17760, 1606892), (20720, 1377336), (23680, 1205169), (24864, 1147780), (31080, 918224), (33152, 860835), (35520, 803446), (41440, 688668), (49728, 573890), (57389, 497280), (62160, 459112), (71040, 401723), (82880, 344334), (99456, 286945), (114778, 248640), (124320, 229556), (165760, 172167)]