557177920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{887}}^1$

素因数の和:1068

約数の個数: 112

約数和(自身を含む): 1439923968

約数和(自身を除く): 882746048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 151, 160, 208, 260, 302, 320, 416, 520, 604, 755, 832, 887, 1040, 1208, 1510, 1774, 1963, 2080, 2416, 3020, 3548, 3926, 4160, 4435, 4832, 6040, 7096, 7852, 8870, 9664, 9815, 11531, 12080, 14192, 15704, 17740, 19630, 23062, 24160, 28384, 31408, 35480, 39260, 46124, 48320, 56768, 57655, 62816, 70960, 78520, 92248, 115310, 125632, 133937, 141920, 157040, 184496, 230620, 267874, 283840, 314080, 368992, 461240, 535748, 628160, 669685, 737984, 922480, 1071496, 1339370, 1741181, 1844960, 2142992, 2678740, 3482362, 3689920, 4285984, 5357480, 6964724, 8571968, 8705905, 10714960, 13929448, 17411810, 21429920, 27858896, 34823620, 42859840, 55717792, 69647240, 111435584, 139294480, 278588960, 557177920]

約数ペア:

[(1, 557177920), (2, 278588960), (4, 139294480), (5, 111435584), (8, 69647240), (10, 55717792), (13, 42859840), (16, 34823620), (20, 27858896), (26, 21429920), (32, 17411810), (40, 13929448), (52, 10714960), (64, 8705905), (65, 8571968), (80, 6964724), (104, 5357480), (130, 4285984), (151, 3689920), (160, 3482362), (208, 2678740), (260, 2142992), (302, 1844960), (320, 1741181), (416, 1339370), (520, 1071496), (604, 922480), (755, 737984), (832, 669685), (887, 628160), (1040, 535748), (1208, 461240), (1510, 368992), (1774, 314080), (1963, 283840), (2080, 267874), (2416, 230620), (3020, 184496), (3548, 157040), (3926, 141920), (4160, 133937), (4435, 125632), (4832, 115310), (6040, 92248), (7096, 78520), (7852, 70960), (8870, 62816), (9664, 57655), (9815, 56768), (11531, 48320), (12080, 46124), (14192, 39260), (15704, 35480), (17740, 31408), (19630, 28384), (23062, 24160)]