229693520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:253

約数の個数: 160

約数和(自身を含む): 636387840

約数和(自身を除く): 406694320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 71, 80, 106, 109, 112, 140, 142, 212, 218, 265, 280, 284, 355, 371, 424, 436, 497, 530, 545, 560, 568, 710, 742, 763, 848, 872, 994, 1060, 1090, 1136, 1420, 1484, 1526, 1744, 1855, 1988, 2120, 2180, 2485, 2840, 2968, 3052, 3710, 3763, 3815, 3976, 4240, 4360, 4970, 5680, 5777, 5936, 6104, 7420, 7526, 7630, 7739, 7952, 8720, 9940, 11554, 12208, 14840, 15052, 15260, 15478, 18815, 19880, 23108, 26341, 28885, 29680, 30104, 30520, 30956, 37630, 38695, 39760, 40439, 46216, 52682, 54173, 57770, 60208, 61040, 61912, 75260, 77390, 80878, 92432, 105364, 108346, 115540, 123824, 131705, 150520, 154780, 161756, 202195, 210728, 216692, 231080, 263410, 270865, 301040, 309560, 323512, 404390, 410167, 421456, 433384, 462160, 526820, 541730, 619120, 647024, 808780, 820334, 866768, 1053640, 1083460, 1617560, 1640668, 2050835, 2107280, 2166920, 2871169, 3235120, 3281336, 4101670, 4333840, 5742338, 6562672, 8203340, 11484676, 14355845, 16406680, 22969352, 28711690, 32813360, 45938704, 57423380, 114846760, 229693520]

約数ペア:

[(1, 229693520), (2, 114846760), (4, 57423380), (5, 45938704), (7, 32813360), (8, 28711690), (10, 22969352), (14, 16406680), (16, 14355845), (20, 11484676), (28, 8203340), (35, 6562672), (40, 5742338), (53, 4333840), (56, 4101670), (70, 3281336), (71, 3235120), (80, 2871169), (106, 2166920), (109, 2107280), (112, 2050835), (140, 1640668), (142, 1617560), (212, 1083460), (218, 1053640), (265, 866768), (280, 820334), (284, 808780), (355, 647024), (371, 619120), (424, 541730), (436, 526820), (497, 462160), (530, 433384), (545, 421456), (560, 410167), (568, 404390), (710, 323512), (742, 309560), (763, 301040), (848, 270865), (872, 263410), (994, 231080), (1060, 216692), (1090, 210728), (1136, 202195), (1420, 161756), (1484, 154780), (1526, 150520), (1744, 131705), (1855, 123824), (1988, 115540), (2120, 108346), (2180, 105364), (2485, 92432), (2840, 80878), (2968, 77390), (3052, 75260), (3710, 61912), (3763, 61040), (3815, 60208), (3976, 57770), (4240, 54173), (4360, 52682), (4970, 46216), (5680, 40439), (5777, 39760), (5936, 38695), (6104, 37630), (7420, 30956), (7526, 30520), (7630, 30104), (7739, 29680), (7952, 28885), (8720, 26341), (9940, 23108), (11554, 19880), (12208, 18815), (14840, 15478), (15052, 15260)]