68991408

素因数分解:

$2^4\times 3^2\times {\mathrm{181}}^1\times {\mathrm{2647}}^1$

素因数の和:2842

約数の個数: 60

約数和(自身を含む): 194220208

約数和(自身を除く): 125228800

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 181, 362, 543, 724, 1086, 1448, 1629, 2172, 2647, 2896, 3258, 4344, 5294, 6516, 7941, 8688, 10588, 13032, 15882, 21176, 23823, 26064, 31764, 42352, 47646, 63528, 95292, 127056, 190584, 381168, 479107, 958214, 1437321, 1916428, 2874642, 3832856, 4311963, 5749284, 7665712, 8623926, 11498568, 17247852, 22997136, 34495704, 68991408]

約数ペア:

[(1, 68991408), (2, 34495704), (3, 22997136), (4, 17247852), (6, 11498568), (8, 8623926), (9, 7665712), (12, 5749284), (16, 4311963), (18, 3832856), (24, 2874642), (36, 1916428), (48, 1437321), (72, 958214), (144, 479107), (181, 381168), (362, 190584), (543, 127056), (724, 95292), (1086, 63528), (1448, 47646), (1629, 42352), (2172, 31764), (2647, 26064), (2896, 23823), (3258, 21176), (4344, 15882), (5294, 13032), (6516, 10588), (7941, 8688)]