71640408

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:317

約数の個数: 128

約数和(自身を含む): 214917120

約数和(自身を除く): 143276712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 43, 47, 56, 84, 86, 94, 129, 141, 168, 172, 188, 211, 258, 282, 301, 329, 344, 376, 422, 516, 564, 602, 633, 658, 844, 903, 987, 1032, 1128, 1204, 1266, 1316, 1477, 1688, 1806, 1974, 2021, 2408, 2532, 2632, 2954, 3612, 3948, 4042, 4431, 5064, 5908, 6063, 7224, 7896, 8084, 8862, 9073, 9917, 11816, 12126, 14147, 16168, 17724, 18146, 19834, 24252, 27219, 28294, 29751, 35448, 36292, 39668, 42441, 48504, 54438, 56588, 59502, 63511, 69419, 72584, 79336, 84882, 108876, 113176, 119004, 127022, 138838, 169764, 190533, 208257, 217752, 238008, 254044, 277676, 339528, 381066, 416514, 426431, 508088, 555352, 762132, 833028, 852862, 1279293, 1524264, 1666056, 1705724, 2558586, 2985017, 3411448, 5117172, 5970034, 8955051, 10234344, 11940068, 17910102, 23880136, 35820204, 71640408]

約数ペア:

[(1, 71640408), (2, 35820204), (3, 23880136), (4, 17910102), (6, 11940068), (7, 10234344), (8, 8955051), (12, 5970034), (14, 5117172), (21, 3411448), (24, 2985017), (28, 2558586), (42, 1705724), (43, 1666056), (47, 1524264), (56, 1279293), (84, 852862), (86, 833028), (94, 762132), (129, 555352), (141, 508088), (168, 426431), (172, 416514), (188, 381066), (211, 339528), (258, 277676), (282, 254044), (301, 238008), (329, 217752), (344, 208257), (376, 190533), (422, 169764), (516, 138838), (564, 127022), (602, 119004), (633, 113176), (658, 108876), (844, 84882), (903, 79336), (987, 72584), (1032, 69419), (1128, 63511), (1204, 59502), (1266, 56588), (1316, 54438), (1477, 48504), (1688, 42441), (1806, 39668), (1974, 36292), (2021, 35448), (2408, 29751), (2532, 28294), (2632, 27219), (2954, 24252), (3612, 19834), (3948, 18146), (4042, 17724), (4431, 16168), (5064, 14147), (5908, 12126), (6063, 11816), (7224, 9917), (7896, 9073), (8084, 8862)]