309661890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{20521}}^1$

素因数の和:21034

約数の個数: 32

約数和(自身を含む): 744702336

約数和(自身を除く): 435040446

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 503, 1006, 1509, 2515, 3018, 5030, 7545, 15090, 20521, 41042, 61563, 102605, 123126, 205210, 307815, 615630, 10322063, 20644126, 30966189, 51610315, 61932378, 103220630, 154830945, 309661890]

約数ペア:

[(1, 309661890), (2, 154830945), (3, 103220630), (5, 61932378), (6, 51610315), (10, 30966189), (15, 20644126), (30, 10322063), (503, 615630), (1006, 307815), (1509, 205210), (2515, 123126), (3018, 102605), (5030, 61563), (7545, 41042), (15090, 20521)]