68260940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{421}}^1$

素因数の和:519

約数の個数: 72

約数和(自身を含む): 160295856

約数和(自身を除く): 92034916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 121, 134, 220, 242, 268, 335, 421, 484, 605, 670, 737, 842, 1210, 1340, 1474, 1684, 2105, 2420, 2948, 3685, 4210, 4631, 7370, 8107, 8420, 9262, 14740, 16214, 18524, 23155, 28207, 32428, 40535, 46310, 50941, 56414, 81070, 92620, 101882, 112828, 141035, 162140, 203764, 254705, 282070, 310277, 509410, 564140, 620554, 1018820, 1241108, 1551385, 3102770, 3413047, 6205540, 6826094, 13652188, 17065235, 34130470, 68260940]

約数ペア:

[(1, 68260940), (2, 34130470), (4, 17065235), (5, 13652188), (10, 6826094), (11, 6205540), (20, 3413047), (22, 3102770), (44, 1551385), (55, 1241108), (67, 1018820), (110, 620554), (121, 564140), (134, 509410), (220, 310277), (242, 282070), (268, 254705), (335, 203764), (421, 162140), (484, 141035), (605, 112828), (670, 101882), (737, 92620), (842, 81070), (1210, 56414), (1340, 50941), (1474, 46310), (1684, 40535), (2105, 32428), (2420, 28207), (2948, 23155), (3685, 18524), (4210, 16214), (4631, 14740), (7370, 9262), (8107, 8420)]