204866480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:403

約数の個数: 160

約数和(自身を含む): 593961984

約数和(自身を除く): 389095504

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 107, 112, 130, 140, 182, 208, 214, 260, 263, 280, 364, 428, 455, 520, 526, 535, 560, 728, 749, 856, 910, 1040, 1052, 1070, 1315, 1391, 1456, 1498, 1712, 1820, 1841, 2104, 2140, 2630, 2782, 2996, 3419, 3640, 3682, 3745, 4208, 4280, 5260, 5564, 5992, 6838, 6955, 7280, 7364, 7490, 8560, 9205, 9737, 10520, 11128, 11984, 13676, 13910, 14728, 14980, 17095, 18410, 19474, 21040, 22256, 23933, 27352, 27820, 28141, 29456, 29960, 34190, 36820, 38948, 47866, 48685, 54704, 55640, 56282, 59920, 68380, 73640, 77896, 95732, 97370, 111280, 112564, 119665, 136760, 140705, 147280, 155792, 191464, 194740, 196987, 225128, 239330, 273520, 281410, 365833, 382928, 389480, 393974, 450256, 478660, 562820, 731666, 778960, 787948, 957320, 984935, 1125640, 1463332, 1575896, 1829165, 1914640, 1969870, 2251280, 2560831, 2926664, 3151792, 3658330, 3939740, 5121662, 5853328, 7316660, 7879480, 10243324, 12804155, 14633320, 15758960, 20486648, 25608310, 29266640, 40973296, 51216620, 102433240, 204866480]

約数ペア:

[(1, 204866480), (2, 102433240), (4, 51216620), (5, 40973296), (7, 29266640), (8, 25608310), (10, 20486648), (13, 15758960), (14, 14633320), (16, 12804155), (20, 10243324), (26, 7879480), (28, 7316660), (35, 5853328), (40, 5121662), (52, 3939740), (56, 3658330), (65, 3151792), (70, 2926664), (80, 2560831), (91, 2251280), (104, 1969870), (107, 1914640), (112, 1829165), (130, 1575896), (140, 1463332), (182, 1125640), (208, 984935), (214, 957320), (260, 787948), (263, 778960), (280, 731666), (364, 562820), (428, 478660), (455, 450256), (520, 393974), (526, 389480), (535, 382928), (560, 365833), (728, 281410), (749, 273520), (856, 239330), (910, 225128), (1040, 196987), (1052, 194740), (1070, 191464), (1315, 155792), (1391, 147280), (1456, 140705), (1498, 136760), (1712, 119665), (1820, 112564), (1841, 111280), (2104, 97370), (2140, 95732), (2630, 77896), (2782, 73640), (2996, 68380), (3419, 59920), (3640, 56282), (3682, 55640), (3745, 54704), (4208, 48685), (4280, 47866), (5260, 38948), (5564, 36820), (5992, 34190), (6838, 29960), (6955, 29456), (7280, 28141), (7364, 27820), (7490, 27352), (8560, 23933), (9205, 22256), (9737, 21040), (10520, 19474), (11128, 18410), (11984, 17095), (13676, 14980), (13910, 14728)]