210707860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1063}}^1$

素因数の和:1153

約数の個数: 96

約数和(自身を含む): 521240832

約数和(自身を除く): 310532972

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 53, 55, 68, 85, 106, 110, 170, 187, 212, 220, 265, 340, 374, 530, 583, 748, 901, 935, 1060, 1063, 1166, 1802, 1870, 2126, 2332, 2915, 3604, 3740, 4252, 4505, 5315, 5830, 9010, 9911, 10630, 11660, 11693, 18020, 18071, 19822, 21260, 23386, 36142, 39644, 46772, 49555, 56339, 58465, 72284, 90355, 99110, 112678, 116930, 180710, 198220, 198781, 225356, 233860, 281695, 361420, 397562, 563390, 619729, 795124, 957763, 993905, 1126780, 1239458, 1915526, 1987810, 2478916, 3098645, 3831052, 3975620, 4788815, 6197290, 9577630, 10535393, 12394580, 19155260, 21070786, 42141572, 52676965, 105353930, 210707860]

約数ペア:

[(1, 210707860), (2, 105353930), (4, 52676965), (5, 42141572), (10, 21070786), (11, 19155260), (17, 12394580), (20, 10535393), (22, 9577630), (34, 6197290), (44, 4788815), (53, 3975620), (55, 3831052), (68, 3098645), (85, 2478916), (106, 1987810), (110, 1915526), (170, 1239458), (187, 1126780), (212, 993905), (220, 957763), (265, 795124), (340, 619729), (374, 563390), (530, 397562), (583, 361420), (748, 281695), (901, 233860), (935, 225356), (1060, 198781), (1063, 198220), (1166, 180710), (1802, 116930), (1870, 112678), (2126, 99110), (2332, 90355), (2915, 72284), (3604, 58465), (3740, 56339), (4252, 49555), (4505, 46772), (5315, 39644), (5830, 36142), (9010, 23386), (9911, 21260), (10630, 19822), (11660, 18071), (11693, 18020)]