68481720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{63409}}^1$

素因数の和:63429

約数の個数: 64

約数和(自身を含む): 228276000

約数和(自身を除く): 159794280

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, 63409, 126818, 190227, 253636, 317045, 380454, 507272, 570681, 634090, 760908, 951135, 1141362, 1268180, 1521816, 1712043, 1902270, 2282724, 2536360, 2853405, 3424086, 3804540, 4565448, 5706810, 6848172, 7609080, 8560215, 11413620, 13696344, 17120430, 22827240, 34240860, 68481720]

約数ペア:

[(1, 68481720), (2, 34240860), (3, 22827240), (4, 17120430), (5, 13696344), (6, 11413620), (8, 8560215), (9, 7609080), (10, 6848172), (12, 5706810), (15, 4565448), (18, 3804540), (20, 3424086), (24, 2853405), (27, 2536360), (30, 2282724), (36, 1902270), (40, 1712043), (45, 1521816), (54, 1268180), (60, 1141362), (72, 951135), (90, 760908), (108, 634090), (120, 570681), (135, 507272), (180, 380454), (216, 317045), (270, 253636), (360, 190227), (540, 126818), (1080, 63409)]