131473680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42139}}^1$

素因数の和:42168

約数の個数: 80

約数和(自身を含む): 438930240

約数和(自身を除く): 307456560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 42139, 84278, 126417, 168556, 210695, 252834, 337112, 421390, 505668, 547807, 632085, 674224, 842780, 1011336, 1095614, 1264170, 1643421, 1685560, 2022672, 2191228, 2528340, 2739035, 3286842, 3371120, 4382456, 5056680, 5478070, 6573684, 8217105, 8764912, 10113360, 10956140, 13147368, 16434210, 21912280, 26294736, 32868420, 43824560, 65736840, 131473680]

約数ペア:

[(1, 131473680), (2, 65736840), (3, 43824560), (4, 32868420), (5, 26294736), (6, 21912280), (8, 16434210), (10, 13147368), (12, 10956140), (13, 10113360), (15, 8764912), (16, 8217105), (20, 6573684), (24, 5478070), (26, 5056680), (30, 4382456), (39, 3371120), (40, 3286842), (48, 2739035), (52, 2528340), (60, 2191228), (65, 2022672), (78, 1685560), (80, 1643421), (104, 1264170), (120, 1095614), (130, 1011336), (156, 842780), (195, 674224), (208, 632085), (240, 547807), (260, 505668), (312, 421390), (390, 337112), (520, 252834), (624, 210695), (780, 168556), (1040, 126417), (1560, 84278), (3120, 42139)]