487425848

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:445

約数の個数: 128

約数和(自身を含む): 1197504000

約数和(自身を除く): 710078152

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 131, 133, 152, 182, 247, 262, 266, 269, 364, 494, 524, 532, 538, 728, 917, 988, 1048, 1064, 1076, 1703, 1729, 1834, 1883, 1976, 2152, 2489, 3406, 3458, 3497, 3668, 3766, 4978, 5111, 6812, 6916, 6994, 7336, 7532, 9956, 10222, 11921, 13624, 13832, 13988, 15064, 17423, 19912, 20444, 23842, 24479, 27976, 32357, 34846, 35239, 35777, 40888, 47684, 48958, 64714, 66443, 69692, 70478, 71554, 95368, 97916, 129428, 132886, 139384, 140956, 143108, 195832, 226499, 246673, 258856, 265772, 281912, 286216, 452998, 458107, 465101, 493346, 531544, 669541, 905996, 916214, 930202, 986692, 1339082, 1811992, 1832428, 1860404, 1973384, 2678164, 3206749, 3664856, 3720808, 4686787, 5356328, 6413498, 8704033, 9373574, 12826996, 17408066, 18747148, 25653992, 34816132, 37494296, 60928231, 69632264, 121856462, 243712924, 487425848]

約数ペア:

[(1, 487425848), (2, 243712924), (4, 121856462), (7, 69632264), (8, 60928231), (13, 37494296), (14, 34816132), (19, 25653992), (26, 18747148), (28, 17408066), (38, 12826996), (52, 9373574), (56, 8704033), (76, 6413498), (91, 5356328), (104, 4686787), (131, 3720808), (133, 3664856), (152, 3206749), (182, 2678164), (247, 1973384), (262, 1860404), (266, 1832428), (269, 1811992), (364, 1339082), (494, 986692), (524, 930202), (532, 916214), (538, 905996), (728, 669541), (917, 531544), (988, 493346), (1048, 465101), (1064, 458107), (1076, 452998), (1703, 286216), (1729, 281912), (1834, 265772), (1883, 258856), (1976, 246673), (2152, 226499), (2489, 195832), (3406, 143108), (3458, 140956), (3497, 139384), (3668, 132886), (3766, 129428), (4978, 97916), (5111, 95368), (6812, 71554), (6916, 70478), (6994, 69692), (7336, 66443), (7532, 64714), (9956, 48958), (10222, 47684), (11921, 40888), (13624, 35777), (13832, 35239), (13988, 34846), (15064, 32357), (17423, 27976), (19912, 24479), (20444, 23842)]