890229704

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 2147040000

約数和(自身を除く): 1256810296

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 52, 56, 58, 91, 104, 116, 149, 182, 203, 232, 283, 298, 364, 377, 406, 566, 596, 728, 754, 812, 1043, 1132, 1192, 1508, 1624, 1937, 1981, 2086, 2264, 2639, 3016, 3679, 3874, 3962, 4172, 4321, 5278, 7358, 7748, 7924, 8207, 8344, 8642, 10556, 13559, 14716, 15496, 15848, 16414, 17284, 21112, 25753, 27118, 29432, 30247, 32828, 34568, 42167, 51506, 54236, 56173, 57449, 60494, 65656, 84334, 103012, 106691, 108472, 112346, 114898, 120988, 168668, 206024, 213382, 224692, 229796, 241976, 295169, 337336, 393211, 426764, 449384, 459592, 548171, 590338, 746837, 786422, 853528, 1096342, 1180676, 1222843, 1493674, 1572844, 2192684, 2361352, 2445686, 2987348, 3145688, 3837197, 4385368, 4891372, 5974696, 7674394, 8559901, 9782744, 15348788, 15896959, 17119802, 30697576, 31793918, 34239604, 63587836, 68479208, 111278713, 127175672, 222557426, 445114852, 890229704]

約数ペア:

[(1, 890229704), (2, 445114852), (4, 222557426), (7, 127175672), (8, 111278713), (13, 68479208), (14, 63587836), (26, 34239604), (28, 31793918), (29, 30697576), (52, 17119802), (56, 15896959), (58, 15348788), (91, 9782744), (104, 8559901), (116, 7674394), (149, 5974696), (182, 4891372), (203, 4385368), (232, 3837197), (283, 3145688), (298, 2987348), (364, 2445686), (377, 2361352), (406, 2192684), (566, 1572844), (596, 1493674), (728, 1222843), (754, 1180676), (812, 1096342), (1043, 853528), (1132, 786422), (1192, 746837), (1508, 590338), (1624, 548171), (1937, 459592), (1981, 449384), (2086, 426764), (2264, 393211), (2639, 337336), (3016, 295169), (3679, 241976), (3874, 229796), (3962, 224692), (4172, 213382), (4321, 206024), (5278, 168668), (7358, 120988), (7748, 114898), (7924, 112346), (8207, 108472), (8344, 106691), (8642, 103012), (10556, 84334), (13559, 65656), (14716, 60494), (15496, 57449), (15848, 56173), (16414, 54236), (17284, 51506), (21112, 42167), (25753, 34568), (27118, 32828), (29432, 30247)]