1317956880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127709}}^1$

素因数の和:127768

約数の個数: 80

約数和(自身を含む): 4180714560

約数和(自身を除く): 2862757680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 127709, 255418, 383127, 510836, 638545, 766254, 1021672, 1277090, 1532508, 1915635, 2043344, 2554180, 3065016, 3831270, 5108360, 5491487, 6130032, 7662540, 10216720, 10982974, 15325080, 16474461, 21965948, 27457435, 30650160, 32948922, 43931896, 54914870, 65897844, 82372305, 87863792, 109829740, 131795688, 164744610, 219659480, 263591376, 329489220, 439318960, 658978440, 1317956880]

約数ペア:

[(1, 1317956880), (2, 658978440), (3, 439318960), (4, 329489220), (5, 263591376), (6, 219659480), (8, 164744610), (10, 131795688), (12, 109829740), (15, 87863792), (16, 82372305), (20, 65897844), (24, 54914870), (30, 43931896), (40, 32948922), (43, 30650160), (48, 27457435), (60, 21965948), (80, 16474461), (86, 15325080), (120, 10982974), (129, 10216720), (172, 7662540), (215, 6130032), (240, 5491487), (258, 5108360), (344, 3831270), (430, 3065016), (516, 2554180), (645, 2043344), (688, 1915635), (860, 1532508), (1032, 1277090), (1290, 1021672), (1720, 766254), (2064, 638545), (2580, 510836), (3440, 383127), (5160, 255418), (10320, 127709)]