51438480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2713}}^1$

素因数の和:2808

約数の個数: 80

約数和(自身を含む): 161537280

約数和(自身を除く): 110098800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 2713, 3160, 3792, 4740, 5426, 6320, 8139, 9480, 10852, 13565, 16278, 18960, 21704, 27130, 32556, 40695, 43408, 54260, 65112, 81390, 108520, 130224, 162780, 214327, 217040, 325560, 428654, 642981, 651120, 857308, 1071635, 1285962, 1714616, 2143270, 2571924, 3214905, 3429232, 4286540, 5143848, 6429810, 8573080, 10287696, 12859620, 17146160, 25719240, 51438480]

約数ペア:

[(1, 51438480), (2, 25719240), (3, 17146160), (4, 12859620), (5, 10287696), (6, 8573080), (8, 6429810), (10, 5143848), (12, 4286540), (15, 3429232), (16, 3214905), (20, 2571924), (24, 2143270), (30, 1714616), (40, 1285962), (48, 1071635), (60, 857308), (79, 651120), (80, 642981), (120, 428654), (158, 325560), (237, 217040), (240, 214327), (316, 162780), (395, 130224), (474, 108520), (632, 81390), (790, 65112), (948, 54260), (1185, 43408), (1264, 40695), (1580, 32556), (1896, 27130), (2370, 21704), (2713, 18960), (3160, 16278), (3792, 13565), (4740, 10852), (5426, 9480), (6320, 8139)]