79620640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2381}}^1$

素因数の和:2426

約数の個数: 96

約数和(自身を含む): 216095040

約数和(自身を除く): 136474400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 380, 418, 440, 608, 760, 836, 880, 1045, 1520, 1672, 1760, 2090, 2381, 3040, 3344, 4180, 4762, 6688, 8360, 9524, 11905, 16720, 19048, 23810, 26191, 33440, 38096, 45239, 47620, 52382, 76192, 90478, 95240, 104764, 130955, 180956, 190480, 209528, 226195, 261910, 361912, 380960, 419056, 452390, 497629, 523820, 723824, 838112, 904780, 995258, 1047640, 1447648, 1809560, 1990516, 2095280, 2488145, 3619120, 3981032, 4190560, 4976290, 7238240, 7962064, 9952580, 15924128, 19905160, 39810320, 79620640]

約数ペア:

[(1, 79620640), (2, 39810320), (4, 19905160), (5, 15924128), (8, 9952580), (10, 7962064), (11, 7238240), (16, 4976290), (19, 4190560), (20, 3981032), (22, 3619120), (32, 2488145), (38, 2095280), (40, 1990516), (44, 1809560), (55, 1447648), (76, 1047640), (80, 995258), (88, 904780), (95, 838112), (110, 723824), (152, 523820), (160, 497629), (176, 452390), (190, 419056), (209, 380960), (220, 361912), (304, 261910), (352, 226195), (380, 209528), (418, 190480), (440, 180956), (608, 130955), (760, 104764), (836, 95240), (880, 90478), (1045, 76192), (1520, 52382), (1672, 47620), (1760, 45239), (2090, 38096), (2381, 33440), (3040, 26191), (3344, 23810), (4180, 19048), (4762, 16720), (6688, 11905), (8360, 9524)]