668906040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{1619}}^1$

素因数の和:1957

約数の個数: 128

約数和(自身を含む): 2197497600

約数和(自身を除く): 1528591560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 313, 330, 440, 626, 660, 939, 1252, 1320, 1565, 1619, 1878, 2504, 3130, 3238, 3443, 3756, 4695, 4857, 6260, 6476, 6886, 7512, 8095, 9390, 9714, 10329, 12520, 12952, 13772, 16190, 17215, 17809, 18780, 19428, 20658, 24285, 27544, 32380, 34430, 35618, 37560, 38856, 41316, 48570, 51645, 53427, 64760, 68860, 71236, 82632, 89045, 97140, 103290, 106854, 137720, 142472, 178090, 194280, 206580, 213708, 267135, 356180, 413160, 427416, 506747, 534270, 712360, 1013494, 1068540, 1520241, 2026988, 2137080, 2533735, 3040482, 4053976, 5067470, 5574217, 6080964, 7601205, 10134940, 11148434, 12161928, 15202410, 16722651, 20269880, 22296868, 27871085, 30404820, 33445302, 44593736, 55742170, 60809640, 66890604, 83613255, 111484340, 133781208, 167226510, 222968680, 334453020, 668906040]

約数ペア:

[(1, 668906040), (2, 334453020), (3, 222968680), (4, 167226510), (5, 133781208), (6, 111484340), (8, 83613255), (10, 66890604), (11, 60809640), (12, 55742170), (15, 44593736), (20, 33445302), (22, 30404820), (24, 27871085), (30, 22296868), (33, 20269880), (40, 16722651), (44, 15202410), (55, 12161928), (60, 11148434), (66, 10134940), (88, 7601205), (110, 6080964), (120, 5574217), (132, 5067470), (165, 4053976), (220, 3040482), (264, 2533735), (313, 2137080), (330, 2026988), (440, 1520241), (626, 1068540), (660, 1013494), (939, 712360), (1252, 534270), (1320, 506747), (1565, 427416), (1619, 413160), (1878, 356180), (2504, 267135), (3130, 213708), (3238, 206580), (3443, 194280), (3756, 178090), (4695, 142472), (4857, 137720), (6260, 106854), (6476, 103290), (6886, 97140), (7512, 89045), (8095, 82632), (9390, 71236), (9714, 68860), (10329, 64760), (12520, 53427), (12952, 51645), (13772, 48570), (16190, 41316), (17215, 38856), (17809, 37560), (18780, 35618), (19428, 34430), (20658, 32380), (24285, 27544)]