38542860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{919}}^1$

素因数の和:1167

約数の個数: 72

約数和(自身を含む): 117542880

約数和(自身を除く): 79000020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 233, 466, 699, 919, 932, 1165, 1398, 1838, 2097, 2330, 2757, 2796, 3495, 3676, 4194, 4595, 4660, 5514, 6990, 8271, 8388, 9190, 10485, 11028, 13785, 13980, 16542, 18380, 20970, 27570, 33084, 41355, 41940, 55140, 82710, 165420, 214127, 428254, 642381, 856508, 1070635, 1284762, 1927143, 2141270, 2569524, 3211905, 3854286, 4282540, 6423810, 7708572, 9635715, 12847620, 19271430, 38542860]

約数ペア:

[(1, 38542860), (2, 19271430), (3, 12847620), (4, 9635715), (5, 7708572), (6, 6423810), (9, 4282540), (10, 3854286), (12, 3211905), (15, 2569524), (18, 2141270), (20, 1927143), (30, 1284762), (36, 1070635), (45, 856508), (60, 642381), (90, 428254), (180, 214127), (233, 165420), (466, 82710), (699, 55140), (919, 41940), (932, 41355), (1165, 33084), (1398, 27570), (1838, 20970), (2097, 18380), (2330, 16542), (2757, 13980), (2796, 13785), (3495, 11028), (3676, 10485), (4194, 9190), (4595, 8388), (4660, 8271), (5514, 6990)]