136278680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{887}}^1$

素因数の和:1088

約数の個数: 64

約数和(自身を含む): 322237440

約数和(自身を除く): 185958760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 167, 184, 230, 334, 460, 668, 835, 887, 920, 1336, 1670, 1774, 3340, 3548, 3841, 4435, 6680, 7096, 7682, 8870, 15364, 17740, 19205, 20401, 30728, 35480, 38410, 40802, 76820, 81604, 102005, 148129, 153640, 163208, 204010, 296258, 408020, 592516, 740645, 816040, 1185032, 1481290, 2962580, 3406967, 5925160, 6813934, 13627868, 17034835, 27255736, 34069670, 68139340, 136278680]

約数ペア:

[(1, 136278680), (2, 68139340), (4, 34069670), (5, 27255736), (8, 17034835), (10, 13627868), (20, 6813934), (23, 5925160), (40, 3406967), (46, 2962580), (92, 1481290), (115, 1185032), (167, 816040), (184, 740645), (230, 592516), (334, 408020), (460, 296258), (668, 204010), (835, 163208), (887, 153640), (920, 148129), (1336, 102005), (1670, 81604), (1774, 76820), (3340, 40802), (3548, 38410), (3841, 35480), (4435, 30728), (6680, 20401), (7096, 19205), (7682, 17740), (8870, 15364)]