1857157020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2713}}^1\times {\mathrm{3803}}^1$

素因数の和:6531

約数の個数: 72

約数和(自身を含む): 5636934576

約数和(自身を除く): 3779777556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2713, 3803, 5426, 7606, 8139, 10852, 11409, 13565, 15212, 16278, 19015, 22818, 24417, 27130, 32556, 34227, 38030, 40695, 45636, 48834, 54260, 57045, 68454, 76060, 81390, 97668, 114090, 122085, 136908, 162780, 171135, 228180, 244170, 342270, 488340, 684540, 10317539, 20635078, 30952617, 41270156, 51587695, 61905234, 92857851, 103175390, 123810468, 154763085, 185715702, 206350780, 309526170, 371431404, 464289255, 619052340, 928578510, 1857157020]

約数ペア:

[(1, 1857157020), (2, 928578510), (3, 619052340), (4, 464289255), (5, 371431404), (6, 309526170), (9, 206350780), (10, 185715702), (12, 154763085), (15, 123810468), (18, 103175390), (20, 92857851), (30, 61905234), (36, 51587695), (45, 41270156), (60, 30952617), (90, 20635078), (180, 10317539), (2713, 684540), (3803, 488340), (5426, 342270), (7606, 244170), (8139, 228180), (10852, 171135), (11409, 162780), (13565, 136908), (15212, 122085), (16278, 114090), (19015, 97668), (22818, 81390), (24417, 76060), (27130, 68454), (32556, 57045), (34227, 54260), (38030, 48834), (40695, 45636)]