197836920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{549547}}^1$

素因数の和:549564

約数の個数: 48

約数和(自身を含む): 642971160

約数和(自身を除く): 445134240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 549547, 1099094, 1648641, 2198188, 2747735, 3297282, 4396376, 4945923, 5495470, 6594564, 8243205, 9891846, 10990940, 13189128, 16486410, 19783692, 21981880, 24729615, 32972820, 39567384, 49459230, 65945640, 98918460, 197836920]

約数ペア:

[(1, 197836920), (2, 98918460), (3, 65945640), (4, 49459230), (5, 39567384), (6, 32972820), (8, 24729615), (9, 21981880), (10, 19783692), (12, 16486410), (15, 13189128), (18, 10990940), (20, 9891846), (24, 8243205), (30, 6594564), (36, 5495470), (40, 4945923), (45, 4396376), (60, 3297282), (72, 2747735), (90, 2198188), (120, 1648641), (180, 1099094), (360, 549547)]