7318980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:645

約数の個数: 72

約数和(自身を含む): 22545432

約数和(自身を除く): 15226452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 557, 657, 730, 876, 1095, 1114, 1314, 1460, 1671, 2190, 2228, 2628, 2785, 3285, 3342, 4380, 5013, 5570, 6570, 6684, 8355, 10026, 11140, 13140, 16710, 20052, 25065, 33420, 40661, 50130, 81322, 100260, 121983, 162644, 203305, 243966, 365949, 406610, 487932, 609915, 731898, 813220, 1219830, 1463796, 1829745, 2439660, 3659490, 7318980]

約数ペア:

[(1, 7318980), (2, 3659490), (3, 2439660), (4, 1829745), (5, 1463796), (6, 1219830), (9, 813220), (10, 731898), (12, 609915), (15, 487932), (18, 406610), (20, 365949), (30, 243966), (36, 203305), (45, 162644), (60, 121983), (73, 100260), (90, 81322), (146, 50130), (180, 40661), (219, 33420), (292, 25065), (365, 20052), (438, 16710), (557, 13140), (657, 11140), (730, 10026), (876, 8355), (1095, 6684), (1114, 6570), (1314, 5570), (1460, 5013), (1671, 4380), (2190, 3342), (2228, 3285), (2628, 2785)]