243587680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{217489}}^1$

素因数の和:217511

約数の個数: 48

約数和(自身を含む): 657689760

約数和(自身を除く): 414102080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 217489, 434978, 869956, 1087445, 1522423, 1739912, 2174890, 3044846, 3479824, 4349780, 6089692, 6959648, 7612115, 8699560, 12179384, 15224230, 17399120, 24358768, 30448460, 34798240, 48717536, 60896920, 121793840, 243587680]

約数ペア:

[(1, 243587680), (2, 121793840), (4, 60896920), (5, 48717536), (7, 34798240), (8, 30448460), (10, 24358768), (14, 17399120), (16, 15224230), (20, 12179384), (28, 8699560), (32, 7612115), (35, 6959648), (40, 6089692), (56, 4349780), (70, 3479824), (80, 3044846), (112, 2174890), (140, 1739912), (160, 1522423), (224, 1087445), (280, 869956), (560, 434978), (1120, 217489)]