155599440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{648331}}^1$

素因数の和:648347

約数の個数: 40

約数和(自身を含む): 482359008

約数和(自身を除く): 326759568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 648331, 1296662, 1944993, 2593324, 3241655, 3889986, 5186648, 6483310, 7779972, 9724965, 10373296, 12966620, 15559944, 19449930, 25933240, 31119888, 38899860, 51866480, 77799720, 155599440]

約数ペア:

[(1, 155599440), (2, 77799720), (3, 51866480), (4, 38899860), (5, 31119888), (6, 25933240), (8, 19449930), (10, 15559944), (12, 12966620), (15, 10373296), (16, 9724965), (20, 7779972), (24, 6483310), (30, 5186648), (40, 3889986), (48, 3241655), (60, 2593324), (80, 1944993), (120, 1296662), (240, 648331)]