68827960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{947}}^1$

素因数の和:1060

約数の個数: 64

約数和(自身を含む): 163814400

約数和(自身を除く): 94986440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 79, 92, 115, 158, 184, 230, 316, 395, 460, 632, 790, 920, 947, 1580, 1817, 1894, 3160, 3634, 3788, 4735, 7268, 7576, 9085, 9470, 14536, 18170, 18940, 21781, 36340, 37880, 43562, 72680, 74813, 87124, 108905, 149626, 174248, 217810, 299252, 374065, 435620, 598504, 748130, 871240, 1496260, 1720699, 2992520, 3441398, 6882796, 8603495, 13765592, 17206990, 34413980, 68827960]

約数ペア:

[(1, 68827960), (2, 34413980), (4, 17206990), (5, 13765592), (8, 8603495), (10, 6882796), (20, 3441398), (23, 2992520), (40, 1720699), (46, 1496260), (79, 871240), (92, 748130), (115, 598504), (158, 435620), (184, 374065), (230, 299252), (316, 217810), (395, 174248), (460, 149626), (632, 108905), (790, 87124), (920, 74813), (947, 72680), (1580, 43562), (1817, 37880), (1894, 36340), (3160, 21781), (3634, 18940), (3788, 18170), (4735, 14536), (7268, 9470), (7576, 9085)]