221406960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29759}}^1$

素因数の和:29806

約数の個数: 80

約数和(自身を含む): 708526080

約数和(自身を除く): 487119120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 29759, 59518, 89277, 119036, 148795, 178554, 238072, 297590, 357108, 446385, 476144, 595180, 714216, 892770, 922529, 1190360, 1428432, 1785540, 1845058, 2380720, 2767587, 3571080, 3690116, 4612645, 5535174, 7142160, 7380232, 9225290, 11070348, 13837935, 14760464, 18450580, 22140696, 27675870, 36901160, 44281392, 55351740, 73802320, 110703480, 221406960]

約数ペア:

[(1, 221406960), (2, 110703480), (3, 73802320), (4, 55351740), (5, 44281392), (6, 36901160), (8, 27675870), (10, 22140696), (12, 18450580), (15, 14760464), (16, 13837935), (20, 11070348), (24, 9225290), (30, 7380232), (31, 7142160), (40, 5535174), (48, 4612645), (60, 3690116), (62, 3571080), (80, 2767587), (93, 2380720), (120, 1845058), (124, 1785540), (155, 1428432), (186, 1190360), (240, 922529), (248, 892770), (310, 714216), (372, 595180), (465, 476144), (496, 446385), (620, 357108), (744, 297590), (930, 238072), (1240, 178554), (1488, 148795), (1860, 119036), (2480, 89277), (3720, 59518), (7440, 29759)]