80145720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{74209}}^1$

素因数の和:74229

約数の個数: 64

約数和(自身を含む): 267156000

約数和(自身を除く): 187010280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 74209, 148418, 222627, 296836, 371045, 445254, 593672, 667881, 742090, 890508, 1113135, 1335762, 1484180, 1781016, 2003643, 2226270, 2671524, 2968360, 3339405, 4007286, 4452540, 5343048, 6678810, 8014572, 8905080, 10018215, 13357620, 16029144, 20036430, 26715240, 40072860, 80145720]

約数ペア:

[(1, 80145720), (2, 40072860), (3, 26715240), (4, 20036430), (5, 16029144), (6, 13357620), (8, 10018215), (9, 8905080), (10, 8014572), (12, 6678810), (15, 5343048), (18, 4452540), (20, 4007286), (24, 3339405), (27, 2968360), (30, 2671524), (36, 2226270), (40, 2003643), (45, 1781016), (54, 1484180), (60, 1335762), (72, 1113135), (90, 890508), (108, 742090), (120, 667881), (135, 593672), (180, 445254), (216, 371045), (270, 296836), (360, 222627), (540, 148418), (1080, 74209)]