139873120

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:428

約数の個数: 96

約数和(自身を含む): 348364800

約数和(自身を除く): 208491680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 191, 199, 230, 368, 382, 398, 460, 736, 764, 796, 920, 955, 995, 1528, 1592, 1840, 1910, 1990, 3056, 3184, 3680, 3820, 3980, 4393, 4577, 6112, 6368, 7640, 7960, 8786, 9154, 15280, 15920, 17572, 18308, 21965, 22885, 30560, 31840, 35144, 36616, 38009, 43930, 45770, 70288, 73232, 76018, 87860, 91540, 140576, 146464, 152036, 175720, 183080, 190045, 304072, 351440, 366160, 380090, 608144, 702880, 732320, 760180, 874207, 1216288, 1520360, 1748414, 3040720, 3496828, 4371035, 6081440, 6993656, 8742070, 13987312, 17484140, 27974624, 34968280, 69936560, 139873120]

約数ペア:

[(1, 139873120), (2, 69936560), (4, 34968280), (5, 27974624), (8, 17484140), (10, 13987312), (16, 8742070), (20, 6993656), (23, 6081440), (32, 4371035), (40, 3496828), (46, 3040720), (80, 1748414), (92, 1520360), (115, 1216288), (160, 874207), (184, 760180), (191, 732320), (199, 702880), (230, 608144), (368, 380090), (382, 366160), (398, 351440), (460, 304072), (736, 190045), (764, 183080), (796, 175720), (920, 152036), (955, 146464), (995, 140576), (1528, 91540), (1592, 87860), (1840, 76018), (1910, 73232), (1990, 70288), (3056, 45770), (3184, 43930), (3680, 38009), (3820, 36616), (3980, 35144), (4393, 31840), (4577, 30560), (6112, 22885), (6368, 21965), (7640, 18308), (7960, 17572), (8786, 15920), (9154, 15280)]