140079280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:563

約数の個数: 120

約数和(自身を含む): 371070000

約数和(自身を除く): 230990720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 121, 145, 176, 220, 232, 242, 290, 319, 440, 464, 484, 499, 580, 605, 638, 880, 968, 998, 1160, 1210, 1276, 1595, 1936, 1996, 2320, 2420, 2495, 2552, 3190, 3509, 3992, 4840, 4990, 5104, 5489, 6380, 7018, 7984, 9680, 9980, 10978, 12760, 14036, 14471, 17545, 19960, 21956, 25520, 27445, 28072, 28942, 35090, 39920, 43912, 54890, 56144, 57884, 60379, 70180, 72355, 87824, 109780, 115768, 120758, 140360, 144710, 159181, 219560, 231536, 241516, 280720, 289420, 301895, 318362, 439120, 483032, 578840, 603790, 636724, 795905, 966064, 1157680, 1207580, 1273448, 1591810, 1750991, 2415160, 2546896, 3183620, 3501982, 4830320, 6367240, 7003964, 8754955, 12734480, 14007928, 17509910, 28015856, 35019820, 70039640, 140079280]

約数ペア:

[(1, 140079280), (2, 70039640), (4, 35019820), (5, 28015856), (8, 17509910), (10, 14007928), (11, 12734480), (16, 8754955), (20, 7003964), (22, 6367240), (29, 4830320), (40, 3501982), (44, 3183620), (55, 2546896), (58, 2415160), (80, 1750991), (88, 1591810), (110, 1273448), (116, 1207580), (121, 1157680), (145, 966064), (176, 795905), (220, 636724), (232, 603790), (242, 578840), (290, 483032), (319, 439120), (440, 318362), (464, 301895), (484, 289420), (499, 280720), (580, 241516), (605, 231536), (638, 219560), (880, 159181), (968, 144710), (998, 140360), (1160, 120758), (1210, 115768), (1276, 109780), (1595, 87824), (1936, 72355), (1996, 70180), (2320, 60379), (2420, 57884), (2495, 56144), (2552, 54890), (3190, 43912), (3509, 39920), (3992, 35090), (4840, 28942), (4990, 28072), (5104, 27445), (5489, 25520), (6380, 21956), (7018, 19960), (7984, 17545), (9680, 14471), (9980, 14036), (10978, 12760)]