279600580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:701

約数の個数: 96

約数和(自身を含む): 710841600

約数和(自身を除く): 431241020

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 257, 266, 380, 409, 514, 532, 665, 818, 1028, 1285, 1330, 1636, 1799, 2045, 2570, 2660, 2863, 3598, 4090, 4883, 5140, 5726, 7196, 7771, 8180, 8995, 9766, 11452, 14315, 15542, 17990, 19532, 24415, 28630, 31084, 34181, 35980, 38855, 48830, 54397, 57260, 68362, 77710, 97660, 105113, 108794, 136724, 155420, 170905, 210226, 217588, 271985, 341810, 420452, 525565, 543970, 683620, 735791, 1051130, 1087940, 1471582, 1997147, 2102260, 2943164, 3678955, 3994294, 7357910, 7988588, 9985735, 13980029, 14715820, 19971470, 27960058, 39942940, 55920116, 69900145, 139800290, 279600580]

約数ペア:

[(1, 279600580), (2, 139800290), (4, 69900145), (5, 55920116), (7, 39942940), (10, 27960058), (14, 19971470), (19, 14715820), (20, 13980029), (28, 9985735), (35, 7988588), (38, 7357910), (70, 3994294), (76, 3678955), (95, 2943164), (133, 2102260), (140, 1997147), (190, 1471582), (257, 1087940), (266, 1051130), (380, 735791), (409, 683620), (514, 543970), (532, 525565), (665, 420452), (818, 341810), (1028, 271985), (1285, 217588), (1330, 210226), (1636, 170905), (1799, 155420), (2045, 136724), (2570, 108794), (2660, 105113), (2863, 97660), (3598, 77710), (4090, 68362), (4883, 57260), (5140, 54397), (5726, 48830), (7196, 38855), (7771, 35980), (8180, 34181), (8995, 31084), (9766, 28630), (11452, 24415), (14315, 19532), (15542, 17990)]