68687640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:402

約数の個数: 192

約数和(自身を含む): 258672960

約数和(自身を除く): 189985320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 97, 105, 120, 126, 140, 168, 180, 194, 210, 252, 280, 281, 291, 315, 360, 388, 420, 485, 504, 562, 582, 630, 679, 776, 840, 843, 873, 970, 1124, 1164, 1260, 1358, 1405, 1455, 1686, 1746, 1940, 1967, 2037, 2248, 2328, 2520, 2529, 2716, 2810, 2910, 3372, 3395, 3492, 3880, 3934, 4074, 4215, 4365, 5058, 5432, 5620, 5820, 5901, 6111, 6744, 6790, 6984, 7868, 8148, 8430, 8730, 9835, 10116, 10185, 11240, 11640, 11802, 12222, 12645, 13580, 15736, 16296, 16860, 17460, 17703, 19670, 20232, 20370, 23604, 24444, 25290, 27160, 27257, 29505, 30555, 33720, 34920, 35406, 39340, 40740, 47208, 48888, 50580, 54514, 59010, 61110, 70812, 78680, 81480, 81771, 88515, 101160, 109028, 118020, 122220, 136285, 141624, 163542, 177030, 190799, 218056, 236040, 244440, 245313, 272570, 327084, 354060, 381598, 408855, 490626, 545140, 572397, 654168, 708120, 763196, 817710, 953995, 981252, 1090280, 1144794, 1226565, 1526392, 1635420, 1717191, 1907990, 1962504, 2289588, 2453130, 2861985, 3270840, 3434382, 3815980, 4579176, 4906260, 5723970, 6868764, 7631960, 8585955, 9812520, 11447940, 13737528, 17171910, 22895880, 34343820, 68687640]

約数ペア:

[(1, 68687640), (2, 34343820), (3, 22895880), (4, 17171910), (5, 13737528), (6, 11447940), (7, 9812520), (8, 8585955), (9, 7631960), (10, 6868764), (12, 5723970), (14, 4906260), (15, 4579176), (18, 3815980), (20, 3434382), (21, 3270840), (24, 2861985), (28, 2453130), (30, 2289588), (35, 1962504), (36, 1907990), (40, 1717191), (42, 1635420), (45, 1526392), (56, 1226565), (60, 1144794), (63, 1090280), (70, 981252), (72, 953995), (84, 817710), (90, 763196), (97, 708120), (105, 654168), (120, 572397), (126, 545140), (140, 490626), (168, 408855), (180, 381598), (194, 354060), (210, 327084), (252, 272570), (280, 245313), (281, 244440), (291, 236040), (315, 218056), (360, 190799), (388, 177030), (420, 163542), (485, 141624), (504, 136285), (562, 122220), (582, 118020), (630, 109028), (679, 101160), (776, 88515), (840, 81771), (843, 81480), (873, 78680), (970, 70812), (1124, 61110), (1164, 59010), (1260, 54514), (1358, 50580), (1405, 48888), (1455, 47208), (1686, 40740), (1746, 39340), (1940, 35406), (1967, 34920), (2037, 33720), (2248, 30555), (2328, 29505), (2520, 27257), (2529, 27160), (2716, 25290), (2810, 24444), (2910, 23604), (3372, 20370), (3395, 20232), (3492, 19670), (3880, 17703), (3934, 17460), (4074, 16860), (4215, 16296), (4365, 15736), (5058, 13580), (5432, 12645), (5620, 12222), (5820, 11802), (5901, 11640), (6111, 11240), (6744, 10185), (6790, 10116), (6984, 9835), (7868, 8730), (8148, 8430)]