218795640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13709}}^1$

素因数の和:13749

約数の個数: 128

約数和(自身を含む): 789696000

約数和(自身を除く): 570900360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 13709, 15960, 27418, 41127, 54836, 68545, 82254, 95963, 109672, 137090, 164508, 191926, 205635, 260471, 274180, 287889, 329016, 383852, 411270, 479815, 520942, 548360, 575778, 767704, 781413, 822540, 959630, 1041884, 1151556, 1302355, 1439445, 1562826, 1645080, 1823297, 1919260, 2083768, 2303112, 2604710, 2878890, 3125652, 3646594, 3838520, 3907065, 5209420, 5469891, 5757780, 6251304, 7293188, 7814130, 9116485, 10418840, 10939782, 11515560, 14586376, 15628260, 18232970, 21879564, 27349455, 31256520, 36465940, 43759128, 54698910, 72931880, 109397820, 218795640]

約数ペア:

[(1, 218795640), (2, 109397820), (3, 72931880), (4, 54698910), (5, 43759128), (6, 36465940), (7, 31256520), (8, 27349455), (10, 21879564), (12, 18232970), (14, 15628260), (15, 14586376), (19, 11515560), (20, 10939782), (21, 10418840), (24, 9116485), (28, 7814130), (30, 7293188), (35, 6251304), (38, 5757780), (40, 5469891), (42, 5209420), (56, 3907065), (57, 3838520), (60, 3646594), (70, 3125652), (76, 2878890), (84, 2604710), (95, 2303112), (105, 2083768), (114, 1919260), (120, 1823297), (133, 1645080), (140, 1562826), (152, 1439445), (168, 1302355), (190, 1151556), (210, 1041884), (228, 959630), (266, 822540), (280, 781413), (285, 767704), (380, 575778), (399, 548360), (420, 520942), (456, 479815), (532, 411270), (570, 383852), (665, 329016), (760, 287889), (798, 274180), (840, 260471), (1064, 205635), (1140, 191926), (1330, 164508), (1596, 137090), (1995, 109672), (2280, 95963), (2660, 82254), (3192, 68545), (3990, 54836), (5320, 41127), (7980, 27418), (13709, 15960)]