76634320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{487}}^1$

素因数の和:788

約数の個数: 80

約数和(自身を含む): 204772608

約数和(自身を除く): 128138288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 281, 487, 560, 562, 974, 1124, 1405, 1948, 1967, 2248, 2435, 2810, 3409, 3896, 3934, 4496, 4870, 5620, 6818, 7792, 7868, 9740, 9835, 11240, 13636, 15736, 17045, 19480, 19670, 22480, 27272, 31472, 34090, 38960, 39340, 54544, 68180, 78680, 136360, 136847, 157360, 272720, 273694, 547388, 684235, 957929, 1094776, 1368470, 1915858, 2189552, 2736940, 3831716, 4789645, 5473880, 7663432, 9579290, 10947760, 15326864, 19158580, 38317160, 76634320]

約数ペア:

[(1, 76634320), (2, 38317160), (4, 19158580), (5, 15326864), (7, 10947760), (8, 9579290), (10, 7663432), (14, 5473880), (16, 4789645), (20, 3831716), (28, 2736940), (35, 2189552), (40, 1915858), (56, 1368470), (70, 1094776), (80, 957929), (112, 684235), (140, 547388), (280, 273694), (281, 272720), (487, 157360), (560, 136847), (562, 136360), (974, 78680), (1124, 68180), (1405, 54544), (1948, 39340), (1967, 38960), (2248, 34090), (2435, 31472), (2810, 27272), (3409, 22480), (3896, 19670), (3934, 19480), (4496, 17045), (4870, 15736), (5620, 13636), (6818, 11240), (7792, 9835), (7868, 9740)]