1528896720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{490031}}^1$

素因数の和:490060

約数の個数: 80

約数和(自身を含む): 5104173312

約数和(自身を除く): 3575276592

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, 490031, 980062, 1470093, 1960124, 2450155, 2940186, 3920248, 4900310, 5880372, 6370403, 7350465, 7840496, 9800620, 11760744, 12740806, 14700930, 19111209, 19601240, 23521488, 25481612, 29401860, 31852015, 38222418, 39202480, 50963224, 58803720, 63704030, 76444836, 95556045, 101926448, 117607440, 127408060, 152889672, 191112090, 254816120, 305779344, 382224180, 509632240, 764448360, 1528896720]

約数ペア:

[(1, 1528896720), (2, 764448360), (3, 509632240), (4, 382224180), (5, 305779344), (6, 254816120), (8, 191112090), (10, 152889672), (12, 127408060), (13, 117607440), (15, 101926448), (16, 95556045), (20, 76444836), (24, 63704030), (26, 58803720), (30, 50963224), (39, 39202480), (40, 38222418), (48, 31852015), (52, 29401860), (60, 25481612), (65, 23521488), (78, 19601240), (80, 19111209), (104, 14700930), (120, 12740806), (130, 11760744), (156, 9800620), (195, 7840496), (208, 7350465), (240, 6370403), (260, 5880372), (312, 4900310), (390, 3920248), (520, 2940186), (624, 2450155), (780, 1960124), (1040, 1470093), (1560, 980062), (3120, 490031)]