219940080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{916417}}^1$

素因数の和:916433

約数の個数: 40

約数和(自身を含む): 681814992

約数和(自身を除く): 461874912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 916417, 1832834, 2749251, 3665668, 4582085, 5498502, 7331336, 9164170, 10997004, 13746255, 14662672, 18328340, 21994008, 27492510, 36656680, 43988016, 54985020, 73313360, 109970040, 219940080]

約数ペア:

[(1, 219940080), (2, 109970040), (3, 73313360), (4, 54985020), (5, 43988016), (6, 36656680), (8, 27492510), (10, 21994008), (12, 18328340), (15, 14662672), (16, 13746255), (20, 10997004), (24, 9164170), (30, 7331336), (40, 5498502), (48, 4582085), (60, 3665668), (80, 2749251), (120, 1832834), (240, 916417)]