222852980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{9887}}^1$

素因数の和:9933

約数の個数: 72

約数和(自身を含む): 568124928

約数和(自身を除く): 345271948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3220, 4508, 5635, 9887, 11270, 19774, 22540, 39548, 49435, 69209, 98870, 138418, 197740, 227401, 276836, 346045, 454802, 484463, 692090, 909604, 968926, 1137005, 1384180, 1591807, 1937852, 2274010, 2422315, 3183614, 4548020, 4844630, 6367228, 7959035, 9689260, 11142649, 15918070, 22285298, 31836140, 44570596, 55713245, 111426490, 222852980]

約数ペア:

[(1, 222852980), (2, 111426490), (4, 55713245), (5, 44570596), (7, 31836140), (10, 22285298), (14, 15918070), (20, 11142649), (23, 9689260), (28, 7959035), (35, 6367228), (46, 4844630), (49, 4548020), (70, 3183614), (92, 2422315), (98, 2274010), (115, 1937852), (140, 1591807), (161, 1384180), (196, 1137005), (230, 968926), (245, 909604), (322, 692090), (460, 484463), (490, 454802), (644, 346045), (805, 276836), (980, 227401), (1127, 197740), (1610, 138418), (2254, 98870), (3220, 69209), (4508, 49435), (5635, 39548), (9887, 22540), (11270, 19774)]