2016806640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{195427}}^1$

素因数の和:195486

約数の個数: 80

約数和(自身を含む): 6397531008

約数和(自身を除く): 4380724368

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, 195427, 390854, 586281, 781708, 977135, 1172562, 1563416, 1954270, 2345124, 2931405, 3126832, 3908540, 4690248, 5862810, 7817080, 8403361, 9380496, 11725620, 15634160, 16806722, 23451240, 25210083, 33613444, 42016805, 46902480, 50420166, 67226888, 84033610, 100840332, 126050415, 134453776, 168067220, 201680664, 252100830, 336134440, 403361328, 504201660, 672268880, 1008403320, 2016806640]

約数ペア:

[(1, 2016806640), (2, 1008403320), (3, 672268880), (4, 504201660), (5, 403361328), (6, 336134440), (8, 252100830), (10, 201680664), (12, 168067220), (15, 134453776), (16, 126050415), (20, 100840332), (24, 84033610), (30, 67226888), (40, 50420166), (43, 46902480), (48, 42016805), (60, 33613444), (80, 25210083), (86, 23451240), (120, 16806722), (129, 15634160), (172, 11725620), (215, 9380496), (240, 8403361), (258, 7817080), (344, 5862810), (430, 4690248), (516, 3908540), (645, 3126832), (688, 2931405), (860, 2345124), (1032, 1954270), (1290, 1563416), (1720, 1172562), (2064, 977135), (2580, 781708), (3440, 586281), (5160, 390854), (10320, 195427)]