1577474990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:538

約数の個数: 128

約数和(自身を含む): 3638476800

約数和(自身を除く): 2061001810

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 199, 217, 281, 310, 398, 403, 434, 455, 562, 806, 910, 995, 1085, 1393, 1405, 1967, 1990, 2015, 2170, 2587, 2786, 2810, 2821, 3653, 3934, 4030, 5174, 5642, 6169, 6965, 7306, 8711, 9835, 12338, 12935, 13930, 14105, 17422, 18109, 18265, 19670, 25571, 25870, 28210, 30845, 36218, 36530, 43183, 43555, 51142, 55919, 60977, 61690, 80197, 86366, 87110, 90545, 111838, 113243, 121954, 127855, 160394, 181090, 215915, 226486, 255710, 279595, 304885, 391433, 400985, 431830, 559190, 561379, 566215, 609770, 726947, 782866, 792701, 801970, 1122758, 1132430, 1453894, 1585402, 1733489, 1957165, 2806895, 3466978, 3634735, 3914330, 3963505, 5088629, 5613790, 7269470, 7927010, 8667445, 10177258, 12134423, 17334890, 22535357, 24268846, 25443145, 45070714, 50886290, 60672115, 112676785, 121344230, 157747499, 225353570, 315494998, 788737495, 1577474990]

約数ペア:

[(1, 1577474990), (2, 788737495), (5, 315494998), (7, 225353570), (10, 157747499), (13, 121344230), (14, 112676785), (26, 60672115), (31, 50886290), (35, 45070714), (62, 25443145), (65, 24268846), (70, 22535357), (91, 17334890), (130, 12134423), (155, 10177258), (182, 8667445), (199, 7927010), (217, 7269470), (281, 5613790), (310, 5088629), (398, 3963505), (403, 3914330), (434, 3634735), (455, 3466978), (562, 2806895), (806, 1957165), (910, 1733489), (995, 1585402), (1085, 1453894), (1393, 1132430), (1405, 1122758), (1967, 801970), (1990, 792701), (2015, 782866), (2170, 726947), (2587, 609770), (2786, 566215), (2810, 561379), (2821, 559190), (3653, 431830), (3934, 400985), (4030, 391433), (5174, 304885), (5642, 279595), (6169, 255710), (6965, 226486), (7306, 215915), (8711, 181090), (9835, 160394), (12338, 127855), (12935, 121954), (13930, 113243), (14105, 111838), (17422, 90545), (18109, 87110), (18265, 86366), (19670, 80197), (25571, 61690), (25870, 60977), (28210, 55919), (30845, 51142), (36218, 43555), (36530, 43183)]