1521220008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{3203}}^1$

素因数の和:3487

約数の個数: 128

約数和(自身を含む): 4761400320

約数和(自身を除く): 3240180312

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 257, 264, 308, 462, 514, 616, 771, 924, 1028, 1542, 1799, 1848, 2056, 2827, 3084, 3203, 3598, 5397, 5654, 6168, 6406, 7196, 8481, 9609, 10794, 11308, 12812, 14392, 16962, 19218, 19789, 21588, 22421, 22616, 25624, 33924, 35233, 38436, 39578, 43176, 44842, 59367, 67263, 67848, 70466, 76872, 79156, 89684, 105699, 118734, 134526, 140932, 158312, 179368, 211398, 237468, 246631, 269052, 281864, 422796, 474936, 493262, 538104, 739893, 823171, 845592, 986524, 1479786, 1646342, 1973048, 2469513, 2959572, 3292684, 4939026, 5762197, 5919144, 6585368, 9054881, 9878052, 11524394, 17286591, 18109762, 19756104, 23048788, 27164643, 34573182, 36219524, 46097576, 54329286, 63384167, 69146364, 72439048, 108658572, 126768334, 138292728, 190152501, 217317144, 253536668, 380305002, 507073336, 760610004, 1521220008]

約数ペア:

[(1, 1521220008), (2, 760610004), (3, 507073336), (4, 380305002), (6, 253536668), (7, 217317144), (8, 190152501), (11, 138292728), (12, 126768334), (14, 108658572), (21, 72439048), (22, 69146364), (24, 63384167), (28, 54329286), (33, 46097576), (42, 36219524), (44, 34573182), (56, 27164643), (66, 23048788), (77, 19756104), (84, 18109762), (88, 17286591), (132, 11524394), (154, 9878052), (168, 9054881), (231, 6585368), (257, 5919144), (264, 5762197), (308, 4939026), (462, 3292684), (514, 2959572), (616, 2469513), (771, 1973048), (924, 1646342), (1028, 1479786), (1542, 986524), (1799, 845592), (1848, 823171), (2056, 739893), (2827, 538104), (3084, 493262), (3203, 474936), (3598, 422796), (5397, 281864), (5654, 269052), (6168, 246631), (6406, 237468), (7196, 211398), (8481, 179368), (9609, 158312), (10794, 140932), (11308, 134526), (12812, 118734), (14392, 105699), (16962, 89684), (19218, 79156), (19789, 76872), (21588, 70466), (22421, 67848), (22616, 67263), (25624, 59367), (33924, 44842), (35233, 43176), (38436, 39578)]