217171740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2203}}^1$

素因数の和:2299

約数の個数: 96

約数和(自身を含む): 639830016

約数和(自身を除く): 422658276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 53, 60, 62, 93, 106, 124, 155, 159, 186, 212, 265, 310, 318, 372, 465, 530, 620, 636, 795, 930, 1060, 1590, 1643, 1860, 2203, 3180, 3286, 4406, 4929, 6572, 6609, 8215, 8812, 9858, 11015, 13218, 16430, 19716, 22030, 24645, 26436, 32860, 33045, 44060, 49290, 66090, 68293, 98580, 116759, 132180, 136586, 204879, 233518, 273172, 341465, 350277, 409758, 467036, 583795, 682930, 700554, 819516, 1024395, 1167590, 1365860, 1401108, 1751385, 2048790, 2335180, 3502770, 3619529, 4097580, 7005540, 7239058, 10858587, 14478116, 18097645, 21717174, 36195290, 43434348, 54292935, 72390580, 108585870, 217171740]

約数ペア:

[(1, 217171740), (2, 108585870), (3, 72390580), (4, 54292935), (5, 43434348), (6, 36195290), (10, 21717174), (12, 18097645), (15, 14478116), (20, 10858587), (30, 7239058), (31, 7005540), (53, 4097580), (60, 3619529), (62, 3502770), (93, 2335180), (106, 2048790), (124, 1751385), (155, 1401108), (159, 1365860), (186, 1167590), (212, 1024395), (265, 819516), (310, 700554), (318, 682930), (372, 583795), (465, 467036), (530, 409758), (620, 350277), (636, 341465), (795, 273172), (930, 233518), (1060, 204879), (1590, 136586), (1643, 132180), (1860, 116759), (2203, 98580), (3180, 68293), (3286, 66090), (4406, 49290), (4929, 44060), (6572, 33045), (6609, 32860), (8215, 26436), (8812, 24645), (9858, 22030), (11015, 19716), (13218, 16430)]