201521160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{559781}}^1$

素因数の和:559798

約数の個数: 48

約数和(自身を含む): 654944940

約数和(自身を除く): 453423780

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, 559781, 1119562, 1679343, 2239124, 2798905, 3358686, 4478248, 5038029, 5597810, 6717372, 8396715, 10076058, 11195620, 13434744, 16793430, 20152116, 22391240, 25190145, 33586860, 40304232, 50380290, 67173720, 100760580, 201521160]

約数ペア:

[(1, 201521160), (2, 100760580), (3, 67173720), (4, 50380290), (5, 40304232), (6, 33586860), (8, 25190145), (9, 22391240), (10, 20152116), (12, 16793430), (15, 13434744), (18, 11195620), (20, 10076058), (24, 8396715), (30, 6717372), (36, 5597810), (40, 5038029), (45, 4478248), (60, 3358686), (72, 2798905), (90, 2239124), (120, 1679343), (180, 1119562), (360, 559781)]