68647440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2777}}^1$

素因数の和:2896

約数の個数: 80

約数和(自身を含む): 214950528

約数和(自身を除く): 146303088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 824, 1030, 1236, 1545, 1648, 2060, 2472, 2777, 3090, 4120, 4944, 5554, 6180, 8240, 8331, 11108, 12360, 13885, 16662, 22216, 24720, 27770, 33324, 41655, 44432, 55540, 66648, 83310, 111080, 133296, 166620, 222160, 286031, 333240, 572062, 666480, 858093, 1144124, 1430155, 1716186, 2288248, 2860310, 3432372, 4290465, 4576496, 5720620, 6864744, 8580930, 11441240, 13729488, 17161860, 22882480, 34323720, 68647440]

約数ペア:

[(1, 68647440), (2, 34323720), (3, 22882480), (4, 17161860), (5, 13729488), (6, 11441240), (8, 8580930), (10, 6864744), (12, 5720620), (15, 4576496), (16, 4290465), (20, 3432372), (24, 2860310), (30, 2288248), (40, 1716186), (48, 1430155), (60, 1144124), (80, 858093), (103, 666480), (120, 572062), (206, 333240), (240, 286031), (309, 222160), (412, 166620), (515, 133296), (618, 111080), (824, 83310), (1030, 66648), (1236, 55540), (1545, 44432), (1648, 41655), (2060, 33324), (2472, 27770), (2777, 24720), (3090, 22216), (4120, 16662), (4944, 13885), (5554, 12360), (6180, 11108), (8240, 8331)]