181942880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1009}}^1$

素因数の和:1061

約数の個数: 144

約数和(自身を含む): 522275040

約数和(自身を除く): 340332160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 368, 392, 460, 490, 560, 644, 736, 784, 805, 920, 980, 1009, 1120, 1127, 1288, 1568, 1610, 1840, 1960, 2018, 2254, 2576, 3220, 3680, 3920, 4036, 4508, 5045, 5152, 5635, 6440, 7063, 7840, 8072, 9016, 10090, 11270, 12880, 14126, 16144, 18032, 20180, 22540, 23207, 25760, 28252, 32288, 35315, 36064, 40360, 45080, 46414, 49441, 56504, 70630, 80720, 90160, 92828, 98882, 113008, 116035, 141260, 161440, 162449, 180320, 185656, 197764, 226016, 232070, 247205, 282520, 324898, 371312, 395528, 464140, 494410, 565040, 649796, 742624, 791056, 812245, 928280, 988820, 1130080, 1137143, 1299592, 1582112, 1624490, 1856560, 1977640, 2274286, 2599184, 3248980, 3713120, 3955280, 4548572, 5198368, 5685715, 6497960, 7910560, 9097144, 11371430, 12995920, 18194288, 22742860, 25991840, 36388576, 45485720, 90971440, 181942880]

約数ペア:

[(1, 181942880), (2, 90971440), (4, 45485720), (5, 36388576), (7, 25991840), (8, 22742860), (10, 18194288), (14, 12995920), (16, 11371430), (20, 9097144), (23, 7910560), (28, 6497960), (32, 5685715), (35, 5198368), (40, 4548572), (46, 3955280), (49, 3713120), (56, 3248980), (70, 2599184), (80, 2274286), (92, 1977640), (98, 1856560), (112, 1624490), (115, 1582112), (140, 1299592), (160, 1137143), (161, 1130080), (184, 988820), (196, 928280), (224, 812245), (230, 791056), (245, 742624), (280, 649796), (322, 565040), (368, 494410), (392, 464140), (460, 395528), (490, 371312), (560, 324898), (644, 282520), (736, 247205), (784, 232070), (805, 226016), (920, 197764), (980, 185656), (1009, 180320), (1120, 162449), (1127, 161440), (1288, 141260), (1568, 116035), (1610, 113008), (1840, 98882), (1960, 92828), (2018, 90160), (2254, 80720), (2576, 70630), (3220, 56504), (3680, 49441), (3920, 46414), (4036, 45080), (4508, 40360), (5045, 36064), (5152, 35315), (5635, 32288), (6440, 28252), (7063, 25760), (7840, 23207), (8072, 22540), (9016, 20180), (10090, 18032), (11270, 16144), (12880, 14126)]