2155391760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^2\times {\mathrm{1439}}^1$

素因数の和:1613

約数の個数: 120

約数和(自身を含む): 6772066560

約数和(自身を除く): 4616674800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1439, 1580, 1896, 2370, 2878, 3160, 3792, 4317, 4740, 5756, 6241, 6320, 7195, 8634, 9480, 11512, 12482, 14390, 17268, 18723, 18960, 21585, 23024, 24964, 28780, 31205, 34536, 37446, 43170, 49928, 57560, 62410, 69072, 74892, 86340, 93615, 99856, 113681, 115120, 124820, 149784, 172680, 187230, 227362, 249640, 299568, 341043, 345360, 374460, 454724, 499280, 568405, 682086, 748920, 909448, 1136810, 1364172, 1497840, 1705215, 1818896, 2273620, 2728344, 3410430, 4547240, 5456688, 6820860, 8980799, 9094480, 13641720, 17961598, 26942397, 27283440, 35923196, 44903995, 53884794, 71846392, 89807990, 107769588, 134711985, 143692784, 179615980, 215539176, 269423970, 359231960, 431078352, 538847940, 718463920, 1077695880, 2155391760]

約数ペア:

[(1, 2155391760), (2, 1077695880), (3, 718463920), (4, 538847940), (5, 431078352), (6, 359231960), (8, 269423970), (10, 215539176), (12, 179615980), (15, 143692784), (16, 134711985), (20, 107769588), (24, 89807990), (30, 71846392), (40, 53884794), (48, 44903995), (60, 35923196), (79, 27283440), (80, 26942397), (120, 17961598), (158, 13641720), (237, 9094480), (240, 8980799), (316, 6820860), (395, 5456688), (474, 4547240), (632, 3410430), (790, 2728344), (948, 2273620), (1185, 1818896), (1264, 1705215), (1439, 1497840), (1580, 1364172), (1896, 1136810), (2370, 909448), (2878, 748920), (3160, 682086), (3792, 568405), (4317, 499280), (4740, 454724), (5756, 374460), (6241, 345360), (6320, 341043), (7195, 299568), (8634, 249640), (9480, 227362), (11512, 187230), (12482, 172680), (14390, 149784), (17268, 124820), (18723, 115120), (18960, 113681), (21585, 99856), (23024, 93615), (24964, 86340), (28780, 74892), (31205, 69072), (34536, 62410), (37446, 57560), (43170, 49928)]