243881000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{22171}}^1$

素因数の和:22203

約数の個数: 64

約数和(自身を含む): 622589760

約数和(自身を除く): 378708760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 1000, 1100, 1375, 2200, 2750, 5500, 11000, 22171, 44342, 88684, 110855, 177368, 221710, 243881, 443420, 487762, 554275, 886840, 975524, 1108550, 1219405, 1951048, 2217100, 2438810, 2771375, 4434200, 4877620, 5542750, 6097025, 9755240, 11085500, 12194050, 22171000, 24388100, 30485125, 48776200, 60970250, 121940500, 243881000]

約数ペア:

[(1, 243881000), (2, 121940500), (4, 60970250), (5, 48776200), (8, 30485125), (10, 24388100), (11, 22171000), (20, 12194050), (22, 11085500), (25, 9755240), (40, 6097025), (44, 5542750), (50, 4877620), (55, 4434200), (88, 2771375), (100, 2438810), (110, 2217100), (125, 1951048), (200, 1219405), (220, 1108550), (250, 975524), (275, 886840), (440, 554275), (500, 487762), (550, 443420), (1000, 243881), (1100, 221710), (1375, 177368), (2200, 110855), (2750, 88684), (5500, 44342), (11000, 22171)]