320414880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{667531}}^1$

素因数の和:667549

約数の個数: 48

約数和(自身を含む): 1009308384

約数和(自身を除く): 688893504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 667531, 1335062, 2002593, 2670124, 3337655, 4005186, 5340248, 6675310, 8010372, 10012965, 10680496, 13350620, 16020744, 20025930, 21360992, 26701240, 32041488, 40051860, 53402480, 64082976, 80103720, 106804960, 160207440, 320414880]

約数ペア:

[(1, 320414880), (2, 160207440), (3, 106804960), (4, 80103720), (5, 64082976), (6, 53402480), (8, 40051860), (10, 32041488), (12, 26701240), (15, 21360992), (16, 20025930), (20, 16020744), (24, 13350620), (30, 10680496), (32, 10012965), (40, 8010372), (48, 6675310), (60, 5340248), (80, 4005186), (96, 3337655), (120, 2670124), (160, 2002593), (240, 1335062), (480, 667531)]