1268155280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{323509}}^1$

素因数の和:323536

約数の個数: 60

約数和(自身を含む): 3429853020

約数和(自身を除く): 2161697740

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 323509, 647018, 1294036, 1617545, 2264563, 2588072, 3235090, 4529126, 5176144, 6470180, 9058252, 11322815, 12940360, 15851941, 18116504, 22645630, 25880720, 31703882, 36233008, 45291260, 63407764, 79259705, 90582520, 126815528, 158519410, 181165040, 253631056, 317038820, 634077640, 1268155280]

約数ペア:

[(1, 1268155280), (2, 634077640), (4, 317038820), (5, 253631056), (7, 181165040), (8, 158519410), (10, 126815528), (14, 90582520), (16, 79259705), (20, 63407764), (28, 45291260), (35, 36233008), (40, 31703882), (49, 25880720), (56, 22645630), (70, 18116504), (80, 15851941), (98, 12940360), (112, 11322815), (140, 9058252), (196, 6470180), (245, 5176144), (280, 4529126), (392, 3235090), (490, 2588072), (560, 2264563), (784, 1617545), (980, 1294036), (1960, 647018), (3920, 323509)]