66444720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1103}}^1$

素因数の和:1370

約数の個数: 80

約数和(自身を含む): 206986752

約数和(自身を除く): 140542032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 251, 502, 753, 1004, 1103, 1255, 1506, 2008, 2206, 2510, 3012, 3309, 3765, 4016, 4412, 5020, 5515, 6024, 6618, 7530, 8824, 10040, 11030, 12048, 13236, 15060, 16545, 17648, 20080, 22060, 26472, 30120, 33090, 44120, 52944, 60240, 66180, 88240, 132360, 264720, 276853, 553706, 830559, 1107412, 1384265, 1661118, 2214824, 2768530, 3322236, 4152795, 4429648, 5537060, 6644472, 8305590, 11074120, 13288944, 16611180, 22148240, 33222360, 66444720]

約数ペア:

[(1, 66444720), (2, 33222360), (3, 22148240), (4, 16611180), (5, 13288944), (6, 11074120), (8, 8305590), (10, 6644472), (12, 5537060), (15, 4429648), (16, 4152795), (20, 3322236), (24, 2768530), (30, 2214824), (40, 1661118), (48, 1384265), (60, 1107412), (80, 830559), (120, 553706), (240, 276853), (251, 264720), (502, 132360), (753, 88240), (1004, 66180), (1103, 60240), (1255, 52944), (1506, 44120), (2008, 33090), (2206, 30120), (2510, 26472), (3012, 22060), (3309, 20080), (3765, 17648), (4016, 16545), (4412, 15060), (5020, 13236), (5515, 12048), (6024, 11030), (6618, 10040), (7530, 8824)]