264720

素因数分解:

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

素因数の和:1119

約数の個数: 40

約数和(自身を含む): 821376

約数和(自身を除く): 556656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1103, 2206, 3309, 4412, 5515, 6618, 8824, 11030, 13236, 16545, 17648, 22060, 26472, 33090, 44120, 52944, 66180, 88240, 132360, 264720]

約数ペア:

[(1, 264720), (2, 132360), (3, 88240), (4, 66180), (5, 52944), (6, 44120), (8, 33090), (10, 26472), (12, 22060), (15, 17648), (16, 16545), (20, 13236), (24, 11030), (30, 8824), (40, 6618), (48, 5515), (60, 4412), (80, 3309), (120, 2206), (240, 1103)]