209512920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{23917}}^1$

素因数の和:24004

約数の個数: 64

約数和(自身を含む): 637175520

約数和(自身を除く): 427662600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 584, 730, 876, 1095, 1460, 1752, 2190, 2920, 4380, 8760, 23917, 47834, 71751, 95668, 119585, 143502, 191336, 239170, 287004, 358755, 478340, 574008, 717510, 956680, 1435020, 1745941, 2870040, 3491882, 5237823, 6983764, 8729705, 10475646, 13967528, 17459410, 20951292, 26189115, 34918820, 41902584, 52378230, 69837640, 104756460, 209512920]

約数ペア:

[(1, 209512920), (2, 104756460), (3, 69837640), (4, 52378230), (5, 41902584), (6, 34918820), (8, 26189115), (10, 20951292), (12, 17459410), (15, 13967528), (20, 10475646), (24, 8729705), (30, 6983764), (40, 5237823), (60, 3491882), (73, 2870040), (120, 1745941), (146, 1435020), (219, 956680), (292, 717510), (365, 574008), (438, 478340), (584, 358755), (730, 287004), (876, 239170), (1095, 191336), (1460, 143502), (1752, 119585), (2190, 95668), (2920, 71751), (4380, 47834), (8760, 23917)]