202121360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1303}}^1$

素因数の和:1600

約数の個数: 80

約数和(自身を含む): 539417856

約数和(自身を除く): 337296496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 277, 280, 554, 560, 1108, 1303, 1385, 1939, 2216, 2606, 2770, 3878, 4432, 5212, 5540, 6515, 7756, 9121, 9695, 10424, 11080, 13030, 15512, 18242, 19390, 20848, 22160, 26060, 31024, 36484, 38780, 45605, 52120, 72968, 77560, 91210, 104240, 145936, 155120, 182420, 360931, 364840, 721862, 729680, 1443724, 1804655, 2526517, 2887448, 3609310, 5053034, 5774896, 7218620, 10106068, 12632585, 14437240, 20212136, 25265170, 28874480, 40424272, 50530340, 101060680, 202121360]

約数ペア:

[(1, 202121360), (2, 101060680), (4, 50530340), (5, 40424272), (7, 28874480), (8, 25265170), (10, 20212136), (14, 14437240), (16, 12632585), (20, 10106068), (28, 7218620), (35, 5774896), (40, 5053034), (56, 3609310), (70, 2887448), (80, 2526517), (112, 1804655), (140, 1443724), (277, 729680), (280, 721862), (554, 364840), (560, 360931), (1108, 182420), (1303, 155120), (1385, 145936), (1939, 104240), (2216, 91210), (2606, 77560), (2770, 72968), (3878, 52120), (4432, 45605), (5212, 38780), (5540, 36484), (6515, 31024), (7756, 26060), (9121, 22160), (9695, 20848), (10424, 19390), (11080, 18242), (13030, 15512)]