198569160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{551581}}^1$

素因数の和:551598

約数の個数: 48

約数和(自身を含む): 645350940

約数和(自身を除く): 446781780

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, 551581, 1103162, 1654743, 2206324, 2757905, 3309486, 4412648, 4964229, 5515810, 6618972, 8273715, 9928458, 11031620, 13237944, 16547430, 19856916, 22063240, 24821145, 33094860, 39713832, 49642290, 66189720, 99284580, 198569160]

約数ペア:

[(1, 198569160), (2, 99284580), (3, 66189720), (4, 49642290), (5, 39713832), (6, 33094860), (8, 24821145), (9, 22063240), (10, 19856916), (12, 16547430), (15, 13237944), (18, 11031620), (20, 9928458), (24, 8273715), (30, 6618972), (36, 5515810), (40, 4964229), (45, 4412648), (60, 3309486), (72, 2757905), (90, 2206324), (120, 1654743), (180, 1103162), (360, 551581)]