498385680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{159739}}^1$

素因数の和:159768

約数の個数: 80

約数和(自身を含む): 1663851840

約数和(自身を除く): 1165466160

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, 159739, 319478, 479217, 638956, 798695, 958434, 1277912, 1597390, 1916868, 2076607, 2396085, 2555824, 3194780, 3833736, 4153214, 4792170, 6229821, 6389560, 7667472, 8306428, 9584340, 10383035, 12459642, 12779120, 16612856, 19168680, 20766070, 24919284, 31149105, 33225712, 38337360, 41532140, 49838568, 62298210, 83064280, 99677136, 124596420, 166128560, 249192840, 498385680]

約数ペア:

[(1, 498385680), (2, 249192840), (3, 166128560), (4, 124596420), (5, 99677136), (6, 83064280), (8, 62298210), (10, 49838568), (12, 41532140), (13, 38337360), (15, 33225712), (16, 31149105), (20, 24919284), (24, 20766070), (26, 19168680), (30, 16612856), (39, 12779120), (40, 12459642), (48, 10383035), (52, 9584340), (60, 8306428), (65, 7667472), (78, 6389560), (80, 6229821), (104, 4792170), (120, 4153214), (130, 3833736), (156, 3194780), (195, 2555824), (208, 2396085), (240, 2076607), (260, 1916868), (312, 1597390), (390, 1277912), (520, 958434), (624, 798695), (780, 638956), (1040, 479217), (1560, 319478), (3120, 159739)]