266977980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{4481}}^1$

素因数の和:4827

約数の個数: 72

約数和(自身を含む): 812461104

約数和(自身を除く): 545483124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1655, 1986, 2979, 3310, 3972, 4481, 4965, 5958, 6620, 8962, 9930, 11916, 13443, 14895, 17924, 19860, 22405, 26886, 29790, 40329, 44810, 53772, 59580, 67215, 80658, 89620, 134430, 161316, 201645, 268860, 403290, 806580, 1483211, 2966422, 4449633, 5932844, 7416055, 8899266, 13348899, 14832110, 17798532, 22248165, 26697798, 29664220, 44496330, 53395596, 66744495, 88992660, 133488990, 266977980]

約数ペア:

[(1, 266977980), (2, 133488990), (3, 88992660), (4, 66744495), (5, 53395596), (6, 44496330), (9, 29664220), (10, 26697798), (12, 22248165), (15, 17798532), (18, 14832110), (20, 13348899), (30, 8899266), (36, 7416055), (45, 5932844), (60, 4449633), (90, 2966422), (180, 1483211), (331, 806580), (662, 403290), (993, 268860), (1324, 201645), (1655, 161316), (1986, 134430), (2979, 89620), (3310, 80658), (3972, 67215), (4481, 59580), (4965, 53772), (5958, 44810), (6620, 40329), (8962, 29790), (9930, 26886), (11916, 22405), (13443, 19860), (14895, 17924)]