81510480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{113209}}^1$

素因数の和:113228

約数の個数: 60

約数和(自身を含む): 273741780

約数和(自身を除く): 192231300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 113209, 226418, 339627, 452836, 566045, 679254, 905672, 1018881, 1132090, 1358508, 1698135, 1811344, 2037762, 2264180, 2717016, 3396270, 4075524, 4528360, 5094405, 5434032, 6792540, 8151048, 9056720, 10188810, 13585080, 16302096, 20377620, 27170160, 40755240, 81510480]

約数ペア:

[(1, 81510480), (2, 40755240), (3, 27170160), (4, 20377620), (5, 16302096), (6, 13585080), (8, 10188810), (9, 9056720), (10, 8151048), (12, 6792540), (15, 5434032), (16, 5094405), (18, 4528360), (20, 4075524), (24, 3396270), (30, 2717016), (36, 2264180), (40, 2037762), (45, 1811344), (48, 1698135), (60, 1358508), (72, 1132090), (80, 1018881), (90, 905672), (120, 679254), (144, 566045), (180, 452836), (240, 339627), (360, 226418), (720, 113209)]