401047240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:164

約数の個数: 192

約数和(自身を含む): 1061786880

約数和(自身を除く): 660739640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 43, 44, 47, 55, 82, 86, 88, 94, 110, 121, 164, 172, 188, 205, 215, 220, 235, 242, 328, 344, 376, 410, 430, 440, 451, 470, 473, 484, 517, 605, 820, 860, 902, 940, 946, 968, 1034, 1210, 1640, 1720, 1763, 1804, 1880, 1892, 1927, 2021, 2068, 2255, 2365, 2420, 2585, 3526, 3608, 3784, 3854, 4042, 4136, 4510, 4730, 4840, 4961, 5170, 5203, 5687, 7052, 7708, 8084, 8815, 9020, 9460, 9635, 9922, 10105, 10340, 10406, 11374, 14104, 15416, 16168, 17630, 18040, 18920, 19270, 19393, 19844, 20210, 20680, 20812, 21197, 22231, 22748, 24805, 26015, 28435, 35260, 38540, 38786, 39688, 40420, 41624, 42394, 44462, 45496, 49610, 52030, 56870, 70520, 77080, 77572, 80840, 82861, 84788, 88924, 96965, 99220, 104060, 105985, 111155, 113740, 155144, 165722, 169576, 177848, 193930, 198440, 208120, 211970, 213323, 222310, 227480, 233167, 244541, 331444, 387860, 414305, 423940, 426646, 444620, 466334, 489082, 662888, 775720, 828610, 847880, 853292, 889240, 911471, 932668, 978164, 1066615, 1165835, 1222705, 1657220, 1706584, 1822942, 1865336, 1956328, 2133230, 2331670, 2445410, 3314440, 3645884, 4266460, 4557355, 4663340, 4890820, 7291768, 8532920, 9114710, 9326680, 9781640, 10026181, 18229420, 20052362, 36458840, 40104724, 50130905, 80209448, 100261810, 200523620, 401047240]

約数ペア:

[(1, 401047240), (2, 200523620), (4, 100261810), (5, 80209448), (8, 50130905), (10, 40104724), (11, 36458840), (20, 20052362), (22, 18229420), (40, 10026181), (41, 9781640), (43, 9326680), (44, 9114710), (47, 8532920), (55, 7291768), (82, 4890820), (86, 4663340), (88, 4557355), (94, 4266460), (110, 3645884), (121, 3314440), (164, 2445410), (172, 2331670), (188, 2133230), (205, 1956328), (215, 1865336), (220, 1822942), (235, 1706584), (242, 1657220), (328, 1222705), (344, 1165835), (376, 1066615), (410, 978164), (430, 932668), (440, 911471), (451, 889240), (470, 853292), (473, 847880), (484, 828610), (517, 775720), (605, 662888), (820, 489082), (860, 466334), (902, 444620), (940, 426646), (946, 423940), (968, 414305), (1034, 387860), (1210, 331444), (1640, 244541), (1720, 233167), (1763, 227480), (1804, 222310), (1880, 213323), (1892, 211970), (1927, 208120), (2021, 198440), (2068, 193930), (2255, 177848), (2365, 169576), (2420, 165722), (2585, 155144), (3526, 113740), (3608, 111155), (3784, 105985), (3854, 104060), (4042, 99220), (4136, 96965), (4510, 88924), (4730, 84788), (4840, 82861), (4961, 80840), (5170, 77572), (5203, 77080), (5687, 70520), (7052, 56870), (7708, 52030), (8084, 49610), (8815, 45496), (9020, 44462), (9460, 42394), (9635, 41624), (9922, 40420), (10105, 39688), (10340, 38786), (10406, 38540), (11374, 35260), (14104, 28435), (15416, 26015), (16168, 24805), (17630, 22748), (18040, 22231), (18920, 21197), (19270, 20812), (19393, 20680), (19844, 20210)]