207990160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11981}}^1$

素因数の和:12032

約数の個数: 80

約数和(自身を含む): 570534912

約数和(自身を除く): 362544752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 11981, 17360, 23962, 47924, 59905, 83867, 95848, 119810, 167734, 191696, 239620, 335468, 371411, 419335, 479240, 670936, 742822, 838670, 958480, 1341872, 1485644, 1677340, 1857055, 2599877, 2971288, 3354680, 3714110, 5199754, 5942576, 6709360, 7428220, 10399508, 12999385, 14856440, 20799016, 25998770, 29712880, 41598032, 51997540, 103995080, 207990160]

約数ペア:

[(1, 207990160), (2, 103995080), (4, 51997540), (5, 41598032), (7, 29712880), (8, 25998770), (10, 20799016), (14, 14856440), (16, 12999385), (20, 10399508), (28, 7428220), (31, 6709360), (35, 5942576), (40, 5199754), (56, 3714110), (62, 3354680), (70, 2971288), (80, 2599877), (112, 1857055), (124, 1677340), (140, 1485644), (155, 1341872), (217, 958480), (248, 838670), (280, 742822), (310, 670936), (434, 479240), (496, 419335), (560, 371411), (620, 335468), (868, 239620), (1085, 191696), (1240, 167734), (1736, 119810), (2170, 95848), (2480, 83867), (3472, 59905), (4340, 47924), (8680, 23962), (11981, 17360)]