199025910

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{245711}}^1$

素因数の和:245730

約数の個数: 40

約数和(自身を含む): 535160736

約数和(自身を除く): 336134826

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 245711, 491422, 737133, 1228555, 1474266, 2211399, 2457110, 3685665, 4422798, 6634197, 7371330, 11056995, 13268394, 19902591, 22113990, 33170985, 39805182, 66341970, 99512955, 199025910]

約数ペア:

[(1, 199025910), (2, 99512955), (3, 66341970), (5, 39805182), (6, 33170985), (9, 22113990), (10, 19902591), (15, 13268394), (18, 11056995), (27, 7371330), (30, 6634197), (45, 4422798), (54, 3685665), (81, 2457110), (90, 2211399), (135, 1474266), (162, 1228555), (270, 737133), (405, 491422), (810, 245711)]