129585280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:342

約数の個数: 128

約数和(自身を含む): 343699200

約数和(自身を除く): 214113920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 79, 80, 88, 110, 128, 158, 160, 176, 220, 233, 316, 320, 352, 395, 440, 466, 632, 640, 704, 790, 869, 880, 932, 1165, 1264, 1408, 1580, 1738, 1760, 1864, 2330, 2528, 2563, 3160, 3476, 3520, 3728, 4345, 4660, 5056, 5126, 6320, 6952, 7040, 7456, 8690, 9320, 10112, 10252, 12640, 12815, 13904, 14912, 17380, 18407, 18640, 20504, 25280, 25630, 27808, 29824, 34760, 36814, 37280, 41008, 50560, 51260, 55616, 69520, 73628, 74560, 82016, 92035, 102520, 111232, 139040, 147256, 149120, 164032, 184070, 202477, 205040, 278080, 294512, 328064, 368140, 404954, 410080, 556160, 589024, 736280, 809908, 820160, 1012385, 1178048, 1472560, 1619816, 1640320, 2024770, 2356096, 2945120, 3239632, 4049540, 5890240, 6479264, 8099080, 11780480, 12958528, 16198160, 25917056, 32396320, 64792640, 129585280]

約数ペア:

[(1, 129585280), (2, 64792640), (4, 32396320), (5, 25917056), (8, 16198160), (10, 12958528), (11, 11780480), (16, 8099080), (20, 6479264), (22, 5890240), (32, 4049540), (40, 3239632), (44, 2945120), (55, 2356096), (64, 2024770), (79, 1640320), (80, 1619816), (88, 1472560), (110, 1178048), (128, 1012385), (158, 820160), (160, 809908), (176, 736280), (220, 589024), (233, 556160), (316, 410080), (320, 404954), (352, 368140), (395, 328064), (440, 294512), (466, 278080), (632, 205040), (640, 202477), (704, 184070), (790, 164032), (869, 149120), (880, 147256), (932, 139040), (1165, 111232), (1264, 102520), (1408, 92035), (1580, 82016), (1738, 74560), (1760, 73628), (1864, 69520), (2330, 55616), (2528, 51260), (2563, 50560), (3160, 41008), (3476, 37280), (3520, 36814), (3728, 34760), (4345, 29824), (4660, 27808), (5056, 25630), (5126, 25280), (6320, 20504), (6952, 18640), (7040, 18407), (7456, 17380), (8690, 14912), (9320, 13904), (10112, 12815), (10252, 12640)]