79440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{331}}^1$

素因数の和:347

約数の個数: 40

約数和(自身を含む): 247008

約数和(自身を除く): 167568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 331, 662, 993, 1324, 1655, 1986, 2648, 3310, 3972, 4965, 5296, 6620, 7944, 9930, 13240, 15888, 19860, 26480, 39720, 79440]

約数ペア:

[(1, 79440), (2, 39720), (3, 26480), (4, 19860), (5, 15888), (6, 13240), (8, 9930), (10, 7944), (12, 6620), (15, 5296), (16, 4965), (20, 3972), (24, 3310), (30, 2648), (40, 1986), (48, 1655), (60, 1324), (80, 993), (120, 662), (240, 331)]