208097960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{18127}}^1$

素因数の和:18186

約数の個数: 64

約数和(自身を含む): 548190720

約数和(自身を除く): 340092760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 11480, 18127, 36254, 72508, 90635, 126889, 145016, 181270, 253778, 362540, 507556, 634445, 725080, 743207, 1015112, 1268890, 1486414, 2537780, 2972828, 3716035, 5075560, 5202449, 5945656, 7432070, 10404898, 14864140, 20809796, 26012245, 29728280, 41619592, 52024490, 104048980, 208097960]

約数ペア:

[(1, 208097960), (2, 104048980), (4, 52024490), (5, 41619592), (7, 29728280), (8, 26012245), (10, 20809796), (14, 14864140), (20, 10404898), (28, 7432070), (35, 5945656), (40, 5202449), (41, 5075560), (56, 3716035), (70, 2972828), (82, 2537780), (140, 1486414), (164, 1268890), (205, 1015112), (280, 743207), (287, 725080), (328, 634445), (410, 507556), (574, 362540), (820, 253778), (1148, 181270), (1435, 145016), (1640, 126889), (2296, 90635), (2870, 72508), (5740, 36254), (11480, 18127)]