1566939920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{215239}}^1$

素因数の和:215272

約数の個数: 80

約数和(自身を含む): 4483879680

約数和(自身を除く): 2916939760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 215239, 430478, 860956, 1076195, 1506673, 1721912, 2152390, 2798107, 3013346, 3443824, 4304780, 5596214, 6026692, 7533365, 8609560, 11192428, 12053384, 13990535, 15066730, 17219120, 19586749, 22384856, 24106768, 27981070, 30133460, 39173498, 44769712, 55962140, 60266920, 78346996, 97933745, 111924280, 120533840, 156693992, 195867490, 223848560, 313387984, 391734980, 783469960, 1566939920]

約数ペア:

[(1, 1566939920), (2, 783469960), (4, 391734980), (5, 313387984), (7, 223848560), (8, 195867490), (10, 156693992), (13, 120533840), (14, 111924280), (16, 97933745), (20, 78346996), (26, 60266920), (28, 55962140), (35, 44769712), (40, 39173498), (52, 30133460), (56, 27981070), (65, 24106768), (70, 22384856), (80, 19586749), (91, 17219120), (104, 15066730), (112, 13990535), (130, 12053384), (140, 11192428), (182, 8609560), (208, 7533365), (260, 6026692), (280, 5596214), (364, 4304780), (455, 3443824), (520, 3013346), (560, 2798107), (728, 2152390), (910, 1721912), (1040, 1506673), (1456, 1076195), (1820, 860956), (3640, 430478), (7280, 215239)]