81462960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{113143}}^1$

素因数の和:113162

約数の個数: 60

約数和(自身を含む): 273582192

約数和(自身を除く): 192119232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 113143, 226286, 339429, 452572, 565715, 678858, 905144, 1018287, 1131430, 1357716, 1697145, 1810288, 2036574, 2262860, 2715432, 3394290, 4073148, 4525720, 5091435, 5430864, 6788580, 8146296, 9051440, 10182870, 13577160, 16292592, 20365740, 27154320, 40731480, 81462960]

約数ペア:

[(1, 81462960), (2, 40731480), (3, 27154320), (4, 20365740), (5, 16292592), (6, 13577160), (8, 10182870), (9, 9051440), (10, 8146296), (12, 6788580), (15, 5430864), (16, 5091435), (18, 4525720), (20, 4073148), (24, 3394290), (30, 2715432), (36, 2262860), (40, 2036574), (45, 1810288), (48, 1697145), (60, 1357716), (72, 1131430), (80, 1018287), (90, 905144), (120, 678858), (144, 565715), (180, 452572), (240, 339429), (360, 226286), (720, 113143)]