778080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{1621}}^1$

素因数の和:1639

約数の個数: 48

約数和(自身を含む): 2452464

約数和(自身を除く): 1674384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 1621, 3242, 4863, 6484, 8105, 9726, 12968, 16210, 19452, 24315, 25936, 32420, 38904, 48630, 51872, 64840, 77808, 97260, 129680, 155616, 194520, 259360, 389040, 778080]

約数ペア:

[(1, 778080), (2, 389040), (3, 259360), (4, 194520), (5, 155616), (6, 129680), (8, 97260), (10, 77808), (12, 64840), (15, 51872), (16, 48630), (20, 38904), (24, 32420), (30, 25936), (32, 24315), (40, 19452), (48, 16210), (60, 12968), (80, 9726), (96, 8105), (120, 6484), (160, 4863), (240, 3242), (480, 1621)]