78715680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{163991}}^1$

素因数の和:164009

約数の個数: 48

約数和(自身を含む): 247955904

約数和(自身を除く): 169240224

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, 163991, 327982, 491973, 655964, 819955, 983946, 1311928, 1639910, 1967892, 2459865, 2623856, 3279820, 3935784, 4919730, 5247712, 6559640, 7871568, 9839460, 13119280, 15743136, 19678920, 26238560, 39357840, 78715680]

約数ペア:

[(1, 78715680), (2, 39357840), (3, 26238560), (4, 19678920), (5, 15743136), (6, 13119280), (8, 9839460), (10, 7871568), (12, 6559640), (15, 5247712), (16, 4919730), (20, 3935784), (24, 3279820), (30, 2623856), (32, 2459865), (40, 1967892), (48, 1639910), (60, 1311928), (80, 983946), (96, 819955), (120, 655964), (160, 491973), (240, 327982), (480, 163991)]