131253840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{182297}}^1$

素因数の和:182316

約数の個数: 60

約数和(自身を含む): 440796564

約数和(自身を除く): 309542724

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, 182297, 364594, 546891, 729188, 911485, 1093782, 1458376, 1640673, 1822970, 2187564, 2734455, 2916752, 3281346, 3645940, 4375128, 5468910, 6562692, 7291880, 8203365, 8750256, 10937820, 13125384, 14583760, 16406730, 21875640, 26250768, 32813460, 43751280, 65626920, 131253840]

約数ペア:

[(1, 131253840), (2, 65626920), (3, 43751280), (4, 32813460), (5, 26250768), (6, 21875640), (8, 16406730), (9, 14583760), (10, 13125384), (12, 10937820), (15, 8750256), (16, 8203365), (18, 7291880), (20, 6562692), (24, 5468910), (30, 4375128), (36, 3645940), (40, 3281346), (45, 2916752), (48, 2734455), (60, 2187564), (72, 1822970), (80, 1640673), (90, 1458376), (120, 1093782), (144, 911485), (180, 729188), (240, 546891), (360, 364594), (720, 182297)]