218315944

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 537580800

約数和(自身を除く): 319264856

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 29, 44, 56, 58, 77, 88, 101, 116, 121, 154, 202, 203, 232, 242, 308, 319, 404, 406, 484, 616, 638, 707, 808, 812, 847, 968, 1111, 1276, 1331, 1414, 1624, 1694, 2222, 2233, 2552, 2662, 2828, 2929, 3388, 3509, 4444, 4466, 5324, 5656, 5858, 6776, 7018, 7777, 8888, 8932, 9317, 10648, 11716, 12221, 14036, 15554, 17864, 18634, 20503, 23432, 24442, 24563, 28072, 31108, 32219, 37268, 38599, 41006, 48884, 49126, 62216, 64438, 74536, 77198, 82012, 85547, 97768, 98252, 128876, 134431, 154396, 164024, 171094, 196504, 225533, 257752, 268862, 270193, 308792, 342188, 354409, 451066, 537724, 540386, 684376, 708818, 902132, 941017, 1075448, 1080772, 1417636, 1804264, 1882034, 2161544, 2480863, 2835272, 3764068, 3898499, 4961726, 7528136, 7796998, 9923452, 15593996, 19846904, 27289493, 31187992, 54578986, 109157972, 218315944]

約数ペア:

[(1, 218315944), (2, 109157972), (4, 54578986), (7, 31187992), (8, 27289493), (11, 19846904), (14, 15593996), (22, 9923452), (28, 7796998), (29, 7528136), (44, 4961726), (56, 3898499), (58, 3764068), (77, 2835272), (88, 2480863), (101, 2161544), (116, 1882034), (121, 1804264), (154, 1417636), (202, 1080772), (203, 1075448), (232, 941017), (242, 902132), (308, 708818), (319, 684376), (404, 540386), (406, 537724), (484, 451066), (616, 354409), (638, 342188), (707, 308792), (808, 270193), (812, 268862), (847, 257752), (968, 225533), (1111, 196504), (1276, 171094), (1331, 164024), (1414, 154396), (1624, 134431), (1694, 128876), (2222, 98252), (2233, 97768), (2552, 85547), (2662, 82012), (2828, 77198), (2929, 74536), (3388, 64438), (3509, 62216), (4444, 49126), (4466, 48884), (5324, 41006), (5656, 38599), (5858, 37268), (6776, 32219), (7018, 31108), (7777, 28072), (8888, 24563), (8932, 24442), (9317, 23432), (10648, 20503), (11716, 18634), (12221, 17864), (14036, 15554)]