80907480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{224743}}^1$

素因数の和:224760

約数の個数: 48

約数和(自身を含む): 262950480

約数和(自身を除く): 182043000

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, 224743, 449486, 674229, 898972, 1123715, 1348458, 1797944, 2022687, 2247430, 2696916, 3371145, 4045374, 4494860, 5393832, 6742290, 8090748, 8989720, 10113435, 13484580, 16181496, 20226870, 26969160, 40453740, 80907480]

約数ペア:

[(1, 80907480), (2, 40453740), (3, 26969160), (4, 20226870), (5, 16181496), (6, 13484580), (8, 10113435), (9, 8989720), (10, 8090748), (12, 6742290), (15, 5393832), (18, 4494860), (20, 4045374), (24, 3371145), (30, 2696916), (36, 2247430), (40, 2022687), (45, 1797944), (60, 1348458), (72, 1123715), (90, 898972), (120, 674229), (180, 449486), (360, 224743)]