128919296

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2693}}^1$

素因数の和:2737

約数の個数: 72

約数和(自身を含む): 297352944

約数和(自身を除く): 168433648

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 128, 136, 176, 187, 256, 272, 352, 374, 544, 704, 748, 1088, 1408, 1496, 2176, 2693, 2816, 2992, 4352, 5386, 5984, 10772, 11968, 21544, 23936, 29623, 43088, 45781, 47872, 59246, 86176, 91562, 118492, 172352, 183124, 236984, 344704, 366248, 473968, 503591, 689408, 732496, 947936, 1007182, 1464992, 1895872, 2014364, 2929984, 3791744, 4028728, 5859968, 7583488, 8057456, 11719936, 16114912, 32229824, 64459648, 128919296]

約数ペア:

[(1, 128919296), (2, 64459648), (4, 32229824), (8, 16114912), (11, 11719936), (16, 8057456), (17, 7583488), (22, 5859968), (32, 4028728), (34, 3791744), (44, 2929984), (64, 2014364), (68, 1895872), (88, 1464992), (128, 1007182), (136, 947936), (176, 732496), (187, 689408), (256, 503591), (272, 473968), (352, 366248), (374, 344704), (544, 236984), (704, 183124), (748, 172352), (1088, 118492), (1408, 91562), (1496, 86176), (2176, 59246), (2693, 47872), (2816, 45781), (2992, 43088), (4352, 29623), (5386, 23936), (5984, 21544), (10772, 11968)]