207420872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 422280000

約数和(自身を除く): 214859128

約数列:

[1, 2, 4, 8, 19, 38, 59, 76, 101, 118, 152, 202, 229, 236, 404, 458, 472, 808, 916, 1121, 1832, 1919, 2242, 3838, 4351, 4484, 5959, 7676, 8702, 8968, 11918, 13511, 15352, 17404, 23129, 23836, 27022, 34808, 46258, 47672, 54044, 92516, 108088, 113221, 185032, 226442, 256709, 439451, 452884, 513418, 878902, 905768, 1026836, 1364611, 1757804, 2053672, 2729222, 3515608, 5458444, 10916888, 25927609, 51855218, 103710436, 207420872]

約数ペア:

[(1, 207420872), (2, 103710436), (4, 51855218), (8, 25927609), (19, 10916888), (38, 5458444), (59, 3515608), (76, 2729222), (101, 2053672), (118, 1757804), (152, 1364611), (202, 1026836), (229, 905768), (236, 878902), (404, 513418), (458, 452884), (472, 439451), (808, 256709), (916, 226442), (1121, 185032), (1832, 113221), (1919, 108088), (2242, 92516), (3838, 54044), (4351, 47672), (4484, 46258), (5959, 34808), (7676, 27022), (8702, 23836), (8968, 23129), (11918, 17404), (13511, 15352)]