145294520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:949

約数の個数: 128

約数和(自身を含む): 406425600

約数和(自身を除く): 261131080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 95, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 310, 380, 434, 532, 589, 620, 665, 760, 868, 881, 1064, 1085, 1178, 1240, 1330, 1736, 1762, 2170, 2356, 2660, 2945, 3524, 4123, 4340, 4405, 4712, 5320, 5890, 6167, 7048, 8246, 8680, 8810, 11780, 12334, 16492, 16739, 17620, 20615, 23560, 24668, 27311, 30835, 32984, 33478, 35240, 41230, 49336, 54622, 61670, 66956, 82460, 83695, 109244, 117173, 123340, 133912, 136555, 164920, 167390, 191177, 218488, 234346, 246680, 273110, 334780, 382354, 468692, 518909, 546220, 585865, 669560, 764708, 937384, 955885, 1037818, 1092440, 1171730, 1529416, 1911770, 2075636, 2343460, 2594545, 3632363, 3823540, 4151272, 4686920, 5189090, 7264726, 7647080, 10378180, 14529452, 18161815, 20756360, 29058904, 36323630, 72647260, 145294520]

約数ペア:

[(1, 145294520), (2, 72647260), (4, 36323630), (5, 29058904), (7, 20756360), (8, 18161815), (10, 14529452), (14, 10378180), (19, 7647080), (20, 7264726), (28, 5189090), (31, 4686920), (35, 4151272), (38, 3823540), (40, 3632363), (56, 2594545), (62, 2343460), (70, 2075636), (76, 1911770), (95, 1529416), (124, 1171730), (133, 1092440), (140, 1037818), (152, 955885), (155, 937384), (190, 764708), (217, 669560), (248, 585865), (266, 546220), (280, 518909), (310, 468692), (380, 382354), (434, 334780), (532, 273110), (589, 246680), (620, 234346), (665, 218488), (760, 191177), (868, 167390), (881, 164920), (1064, 136555), (1085, 133912), (1178, 123340), (1240, 117173), (1330, 109244), (1736, 83695), (1762, 82460), (2170, 66956), (2356, 61670), (2660, 54622), (2945, 49336), (3524, 41230), (4123, 35240), (4340, 33478), (4405, 32984), (4712, 30835), (5320, 27311), (5890, 24668), (6167, 23560), (7048, 20615), (8246, 17620), (8680, 16739), (8810, 16492), (11780, 12334)]