15511892240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{346867}}^1$

素因数の和:346936

約数の個数: 80

約数和(自身を含む): 39742747968

約数和(自身を除く): 24230855728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1720, 2236, 2795, 3440, 4472, 5590, 8944, 11180, 22360, 44720, 346867, 693734, 1387468, 1734335, 2774936, 3468670, 4509271, 5549872, 6937340, 9018542, 13874680, 14915281, 18037084, 22546355, 27749360, 29830562, 36074168, 45092710, 59661124, 72148336, 74576405, 90185420, 119322248, 149152810, 180370840, 193898653, 238644496, 298305620, 360741680, 387797306, 596611240, 775594612, 969493265, 1193222480, 1551189224, 1938986530, 3102378448, 3877973060, 7755946120, 15511892240]

約数ペア:

[(1, 15511892240), (2, 7755946120), (4, 3877973060), (5, 3102378448), (8, 1938986530), (10, 1551189224), (13, 1193222480), (16, 969493265), (20, 775594612), (26, 596611240), (40, 387797306), (43, 360741680), (52, 298305620), (65, 238644496), (80, 193898653), (86, 180370840), (104, 149152810), (130, 119322248), (172, 90185420), (208, 74576405), (215, 72148336), (260, 59661124), (344, 45092710), (430, 36074168), (520, 29830562), (559, 27749360), (688, 22546355), (860, 18037084), (1040, 14915281), (1118, 13874680), (1720, 9018542), (2236, 6937340), (2795, 5549872), (3440, 4509271), (4472, 3468670), (5590, 2774936), (8944, 1734335), (11180, 1387468), (22360, 693734), (44720, 346867)]