281570586520

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1\times {\mathrm{206303}}^1$

素因数の和:206692

約数の個数: 64

約数和(自身を含む): 640573920000

約数和(自身を除く): 359003333480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 229, 298, 458, 596, 745, 916, 1145, 1192, 1490, 1832, 2290, 2980, 4580, 5960, 9160, 34121, 68242, 136484, 170605, 206303, 272968, 341210, 412606, 682420, 825212, 1031515, 1364840, 1650424, 2063030, 4126060, 8252120, 30739147, 47243387, 61478294, 94486774, 122956588, 153695735, 188973548, 236216935, 245913176, 307391470, 377947096, 472433870, 614782940, 944867740, 1229565880, 1889735480, 7039264663, 14078529326, 28157058652, 35196323315, 56314117304, 70392646630, 140785293260, 281570586520]

約数ペア:

[(1, 281570586520), (2, 140785293260), (4, 70392646630), (5, 56314117304), (8, 35196323315), (10, 28157058652), (20, 14078529326), (40, 7039264663), (149, 1889735480), (229, 1229565880), (298, 944867740), (458, 614782940), (596, 472433870), (745, 377947096), (916, 307391470), (1145, 245913176), (1192, 236216935), (1490, 188973548), (1832, 153695735), (2290, 122956588), (2980, 94486774), (4580, 61478294), (5960, 47243387), (9160, 30739147), (34121, 8252120), (68242, 4126060), (136484, 2063030), (170605, 1650424), (206303, 1364840), (272968, 1031515), (341210, 825212), (412606, 682420)]