15561720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{1601}}^1$

素因数の和:1627

約数の個数: 96

約数和(自身を含む): 52481520

約数和(自身を除く): 36919800

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, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1601, 1620, 1944, 2430, 3202, 3240, 4803, 4860, 6404, 8005, 9606, 9720, 12808, 14409, 16010, 19212, 24015, 28818, 32020, 38424, 43227, 48030, 57636, 64040, 72045, 86454, 96060, 115272, 129681, 144090, 172908, 192120, 216135, 259362, 288180, 345816, 389043, 432270, 518724, 576360, 648405, 778086, 864540, 1037448, 1296810, 1556172, 1729080, 1945215, 2593620, 3112344, 3890430, 5187240, 7780860, 15561720]

約数ペア:

[(1, 15561720), (2, 7780860), (3, 5187240), (4, 3890430), (5, 3112344), (6, 2593620), (8, 1945215), (9, 1729080), (10, 1556172), (12, 1296810), (15, 1037448), (18, 864540), (20, 778086), (24, 648405), (27, 576360), (30, 518724), (36, 432270), (40, 389043), (45, 345816), (54, 288180), (60, 259362), (72, 216135), (81, 192120), (90, 172908), (108, 144090), (120, 129681), (135, 115272), (162, 96060), (180, 86454), (216, 72045), (243, 64040), (270, 57636), (324, 48030), (360, 43227), (405, 38424), (486, 32020), (540, 28818), (648, 24015), (810, 19212), (972, 16010), (1080, 14409), (1215, 12808), (1601, 9720), (1620, 9606), (1944, 8005), (2430, 6404), (3202, 4860), (3240, 4803)]