1311397360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{180137}}^1$

素因数の和:180170

約数の個数: 80

約数和(自身を含む): 3752634816

約数和(自身を除く): 2441237456

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 180137, 360274, 720548, 900685, 1260959, 1441096, 1801370, 2341781, 2521918, 2882192, 3602740, 4683562, 5043836, 6304795, 7205480, 9367124, 10087672, 11708905, 12609590, 14410960, 16392467, 18734248, 20175344, 23417810, 25219180, 32784934, 37468496, 46835620, 50438360, 65569868, 81962335, 93671240, 100876720, 131139736, 163924670, 187342480, 262279472, 327849340, 655698680, 1311397360]

約数ペア:

[(1, 1311397360), (2, 655698680), (4, 327849340), (5, 262279472), (7, 187342480), (8, 163924670), (10, 131139736), (13, 100876720), (14, 93671240), (16, 81962335), (20, 65569868), (26, 50438360), (28, 46835620), (35, 37468496), (40, 32784934), (52, 25219180), (56, 23417810), (65, 20175344), (70, 18734248), (80, 16392467), (91, 14410960), (104, 12609590), (112, 11708905), (130, 10087672), (140, 9367124), (182, 7205480), (208, 6304795), (260, 5043836), (280, 4683562), (364, 3602740), (455, 2882192), (520, 2521918), (560, 2341781), (728, 1801370), (910, 1441096), (1040, 1260959), (1456, 900685), (1820, 720548), (3640, 360274), (7280, 180137)]