68788680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2131}}^1$

素因数の和:2414

約数の個数: 64

約数和(自身を含む): 207230400

約数和(自身を除く): 138441720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 269, 538, 807, 1076, 1345, 1614, 2131, 2152, 2690, 3228, 4035, 4262, 5380, 6393, 6456, 8070, 8524, 10655, 10760, 12786, 16140, 17048, 21310, 25572, 31965, 32280, 42620, 51144, 63930, 85240, 127860, 255720, 573239, 1146478, 1719717, 2292956, 2866195, 3439434, 4585912, 5732390, 6878868, 8598585, 11464780, 13757736, 17197170, 22929560, 34394340, 68788680]

約数ペア:

[(1, 68788680), (2, 34394340), (3, 22929560), (4, 17197170), (5, 13757736), (6, 11464780), (8, 8598585), (10, 6878868), (12, 5732390), (15, 4585912), (20, 3439434), (24, 2866195), (30, 2292956), (40, 1719717), (60, 1146478), (120, 573239), (269, 255720), (538, 127860), (807, 85240), (1076, 63930), (1345, 51144), (1614, 42620), (2131, 32280), (2152, 31965), (2690, 25572), (3228, 21310), (4035, 17048), (4262, 16140), (5380, 12786), (6393, 10760), (6456, 10655), (8070, 8524)]