30752940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7219}}^1$

素因数の和:7302

約数の個数: 48

約数和(自身を含む): 87333120

約数和(自身を除く): 56580180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 7219, 14438, 21657, 28876, 36095, 43314, 72190, 86628, 108285, 144380, 216570, 433140, 512549, 1025098, 1537647, 2050196, 2562745, 3075294, 5125490, 6150588, 7688235, 10250980, 15376470, 30752940]

約数ペア:

[(1, 30752940), (2, 15376470), (3, 10250980), (4, 7688235), (5, 6150588), (6, 5125490), (10, 3075294), (12, 2562745), (15, 2050196), (20, 1537647), (30, 1025098), (60, 512549), (71, 433140), (142, 216570), (213, 144380), (284, 108285), (355, 86628), (426, 72190), (710, 43314), (852, 36095), (1065, 28876), (1420, 21657), (2130, 14438), (4260, 7219)]