643703964

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1493}}^1$

素因数の和:1611

約数の個数: 96

約数和(自身を含む): 1659893760

約数和(自身を除く): 1016189796

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 61, 62, 76, 93, 114, 122, 124, 183, 186, 228, 244, 366, 372, 589, 732, 1159, 1178, 1493, 1767, 1891, 2318, 2356, 2986, 3477, 3534, 3782, 4479, 4636, 5673, 5972, 6954, 7068, 7564, 8958, 11346, 13908, 17916, 22692, 28367, 35929, 46283, 56734, 71858, 85101, 91073, 92566, 107787, 113468, 138849, 143716, 170202, 182146, 185132, 215574, 273219, 277698, 340404, 364292, 431148, 546438, 555396, 879377, 1092876, 1730387, 1758754, 2638131, 2823263, 3460774, 3517508, 5191161, 5276262, 5646526, 6921548, 8469789, 10382322, 10552524, 11293052, 16939578, 20764644, 33879156, 53641997, 107283994, 160925991, 214567988, 321851982, 643703964]

約数ペア:

[(1, 643703964), (2, 321851982), (3, 214567988), (4, 160925991), (6, 107283994), (12, 53641997), (19, 33879156), (31, 20764644), (38, 16939578), (57, 11293052), (61, 10552524), (62, 10382322), (76, 8469789), (93, 6921548), (114, 5646526), (122, 5276262), (124, 5191161), (183, 3517508), (186, 3460774), (228, 2823263), (244, 2638131), (366, 1758754), (372, 1730387), (589, 1092876), (732, 879377), (1159, 555396), (1178, 546438), (1493, 431148), (1767, 364292), (1891, 340404), (2318, 277698), (2356, 273219), (2986, 215574), (3477, 185132), (3534, 182146), (3782, 170202), (4479, 143716), (4636, 138849), (5673, 113468), (5972, 107787), (6954, 92566), (7068, 91073), (7564, 85101), (8958, 71858), (11346, 56734), (13908, 46283), (17916, 35929), (22692, 28367)]