280496730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{406517}}^1$

素因数の和:406550

約数の個数: 32

約数和(自身を含む): 702463104

約数和(自身を除く): 421966374

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 406517, 813034, 1219551, 2032585, 2439102, 4065170, 6097755, 9349891, 12195510, 18699782, 28049673, 46749455, 56099346, 93498910, 140248365, 280496730]

約数ペア:

[(1, 280496730), (2, 140248365), (3, 93498910), (5, 56099346), (6, 46749455), (10, 28049673), (15, 18699782), (23, 12195510), (30, 9349891), (46, 6097755), (69, 4065170), (115, 2439102), (138, 2032585), (230, 1219551), (345, 813034), (690, 406517)]