331153760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{42239}}^1$

素因数の和:42268

約数の個数: 72

約数和(自身を含む): 910103040

約数和(自身を除く): 578949280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 42239, 84478, 168956, 211195, 295673, 337912, 422390, 591346, 675824, 844780, 1182692, 1351648, 1478365, 1689560, 2069711, 2365384, 2956730, 3379120, 4139422, 4730768, 5913460, 6758240, 8278844, 9461536, 10348555, 11826920, 16557688, 20697110, 23653840, 33115376, 41394220, 47307680, 66230752, 82788440, 165576880, 331153760]

約数ペア:

[(1, 331153760), (2, 165576880), (4, 82788440), (5, 66230752), (7, 47307680), (8, 41394220), (10, 33115376), (14, 23653840), (16, 20697110), (20, 16557688), (28, 11826920), (32, 10348555), (35, 9461536), (40, 8278844), (49, 6758240), (56, 5913460), (70, 4730768), (80, 4139422), (98, 3379120), (112, 2956730), (140, 2365384), (160, 2069711), (196, 1689560), (224, 1478365), (245, 1351648), (280, 1182692), (392, 844780), (490, 675824), (560, 591346), (784, 422390), (980, 337912), (1120, 295673), (1568, 211195), (1960, 168956), (3920, 84478), (7840, 42239)]