128440096

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{79}}^1$

素因数の和:206

約数の個数: 72

約数和(自身を含む): 273006720

約数和(自身を除く): 144566624

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 47, 79, 92, 94, 158, 184, 188, 316, 368, 376, 632, 736, 752, 1081, 1264, 1504, 1817, 2162, 2209, 2528, 3634, 3713, 4324, 4418, 7268, 7426, 8648, 8836, 14536, 14852, 17296, 17672, 29072, 29704, 34592, 35344, 50807, 58144, 59408, 70688, 85399, 101614, 118816, 170798, 174511, 203228, 341596, 349022, 406456, 683192, 698044, 812912, 1366384, 1396088, 1625824, 2732768, 2792176, 4013753, 5584352, 8027506, 16055012, 32110024, 64220048, 128440096]

約数ペア:

[(1, 128440096), (2, 64220048), (4, 32110024), (8, 16055012), (16, 8027506), (23, 5584352), (32, 4013753), (46, 2792176), (47, 2732768), (79, 1625824), (92, 1396088), (94, 1366384), (158, 812912), (184, 698044), (188, 683192), (316, 406456), (368, 349022), (376, 341596), (632, 203228), (736, 174511), (752, 170798), (1081, 118816), (1264, 101614), (1504, 85399), (1817, 70688), (2162, 59408), (2209, 58144), (2528, 50807), (3634, 35344), (3713, 34592), (4324, 29704), (4418, 29072), (7268, 17672), (7426, 17296), (8648, 14852), (8836, 14536)]