87769620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1723}}^1$

素因数の和:2021

約数の個数: 72

約数和(自身を含む): 267330336

約数和(自身を除く): 179560716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 283, 566, 849, 1132, 1415, 1698, 1723, 2547, 2830, 3396, 3446, 4245, 5094, 5169, 5660, 6892, 8490, 8615, 10188, 10338, 12735, 15507, 16980, 17230, 20676, 25470, 25845, 31014, 34460, 50940, 51690, 62028, 77535, 103380, 155070, 310140, 487609, 975218, 1462827, 1950436, 2438045, 2925654, 4388481, 4876090, 5851308, 7314135, 8776962, 9752180, 14628270, 17553924, 21942405, 29256540, 43884810, 87769620]

約数ペア:

[(1, 87769620), (2, 43884810), (3, 29256540), (4, 21942405), (5, 17553924), (6, 14628270), (9, 9752180), (10, 8776962), (12, 7314135), (15, 5851308), (18, 4876090), (20, 4388481), (30, 2925654), (36, 2438045), (45, 1950436), (60, 1462827), (90, 975218), (180, 487609), (283, 310140), (566, 155070), (849, 103380), (1132, 77535), (1415, 62028), (1698, 51690), (1723, 50940), (2547, 34460), (2830, 31014), (3396, 25845), (3446, 25470), (4245, 20676), (5094, 17230), (5169, 16980), (5660, 15507), (6892, 12735), (8490, 10338), (8615, 10188)]