77256080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:405

約数の個数: 120

約数和(自身を含む): 206611776

約数和(自身を除く): 129355696

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 121, 176, 184, 220, 230, 242, 253, 347, 368, 440, 460, 484, 506, 605, 694, 880, 920, 968, 1012, 1210, 1265, 1388, 1735, 1840, 1936, 2024, 2420, 2530, 2776, 2783, 3470, 3817, 4048, 4840, 5060, 5552, 5566, 6940, 7634, 7981, 9680, 10120, 11132, 13880, 13915, 15268, 15962, 19085, 20240, 22264, 27760, 27830, 30536, 31924, 38170, 39905, 41987, 44528, 55660, 61072, 63848, 76340, 79810, 83974, 87791, 111320, 127696, 152680, 159620, 167948, 175582, 209935, 222640, 305360, 319240, 335896, 351164, 419870, 438955, 638480, 671792, 702328, 839740, 877910, 965701, 1404656, 1679480, 1755820, 1931402, 3358960, 3511640, 3862804, 4828505, 7023280, 7725608, 9657010, 15451216, 19314020, 38628040, 77256080]

約数ペア:

[(1, 77256080), (2, 38628040), (4, 19314020), (5, 15451216), (8, 9657010), (10, 7725608), (11, 7023280), (16, 4828505), (20, 3862804), (22, 3511640), (23, 3358960), (40, 1931402), (44, 1755820), (46, 1679480), (55, 1404656), (80, 965701), (88, 877910), (92, 839740), (110, 702328), (115, 671792), (121, 638480), (176, 438955), (184, 419870), (220, 351164), (230, 335896), (242, 319240), (253, 305360), (347, 222640), (368, 209935), (440, 175582), (460, 167948), (484, 159620), (506, 152680), (605, 127696), (694, 111320), (880, 87791), (920, 83974), (968, 79810), (1012, 76340), (1210, 63848), (1265, 61072), (1388, 55660), (1735, 44528), (1840, 41987), (1936, 39905), (2024, 38170), (2420, 31924), (2530, 30536), (2776, 27830), (2783, 27760), (3470, 22264), (3817, 20240), (4048, 19085), (4840, 15962), (5060, 15268), (5552, 13915), (5566, 13880), (6940, 11132), (7634, 10120), (7981, 9680)]