164719240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{13681}}^1$

素因数の和:13742

約数の個数: 64

約数和(自身を含む): 433445760

約数和(自身を除く): 268726520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 6020, 12040, 13681, 27362, 54724, 68405, 95767, 109448, 136810, 191534, 273620, 383068, 478835, 547240, 588283, 766136, 957670, 1176566, 1915340, 2353132, 2941415, 3830680, 4117981, 4706264, 5882830, 8235962, 11765660, 16471924, 20589905, 23531320, 32943848, 41179810, 82359620, 164719240]

約数ペア:

[(1, 164719240), (2, 82359620), (4, 41179810), (5, 32943848), (7, 23531320), (8, 20589905), (10, 16471924), (14, 11765660), (20, 8235962), (28, 5882830), (35, 4706264), (40, 4117981), (43, 3830680), (56, 2941415), (70, 2353132), (86, 1915340), (140, 1176566), (172, 957670), (215, 766136), (280, 588283), (301, 547240), (344, 478835), (430, 383068), (602, 273620), (860, 191534), (1204, 136810), (1505, 109448), (1720, 95767), (2408, 68405), (3010, 54724), (6020, 27362), (12040, 13681)]