38578860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2713}}^1$

素因数の和:2807

約数の個数: 72

約数和(自身を含む): 118547520

約数和(自身を除く): 79968660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2713, 2844, 3555, 4740, 5426, 7110, 8139, 10852, 13565, 14220, 16278, 24417, 27130, 32556, 40695, 48834, 54260, 81390, 97668, 122085, 162780, 214327, 244170, 428654, 488340, 642981, 857308, 1071635, 1285962, 1928943, 2143270, 2571924, 3214905, 3857886, 4286540, 6429810, 7715772, 9644715, 12859620, 19289430, 38578860]

約数ペア:

[(1, 38578860), (2, 19289430), (3, 12859620), (4, 9644715), (5, 7715772), (6, 6429810), (9, 4286540), (10, 3857886), (12, 3214905), (15, 2571924), (18, 2143270), (20, 1928943), (30, 1285962), (36, 1071635), (45, 857308), (60, 642981), (79, 488340), (90, 428654), (158, 244170), (180, 214327), (237, 162780), (316, 122085), (395, 97668), (474, 81390), (711, 54260), (790, 48834), (948, 40695), (1185, 32556), (1422, 27130), (1580, 24417), (2370, 16278), (2713, 14220), (2844, 13565), (3555, 10852), (4740, 8139), (5426, 7110)]