71786120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{571}}^1$

素因数の和:1038

約数の個数: 64

約数和(自身を含む): 185328000

約数和(自身を除く): 113541880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 449, 571, 898, 1142, 1796, 2245, 2284, 2855, 3143, 3592, 3997, 4490, 4568, 5710, 6286, 7994, 8980, 11420, 12572, 15715, 15988, 17960, 19985, 22840, 25144, 31430, 31976, 39970, 62860, 79940, 125720, 159880, 256379, 512758, 1025516, 1281895, 1794653, 2051032, 2563790, 3589306, 5127580, 7178612, 8973265, 10255160, 14357224, 17946530, 35893060, 71786120]

約数ペア:

[(1, 71786120), (2, 35893060), (4, 17946530), (5, 14357224), (7, 10255160), (8, 8973265), (10, 7178612), (14, 5127580), (20, 3589306), (28, 2563790), (35, 2051032), (40, 1794653), (56, 1281895), (70, 1025516), (140, 512758), (280, 256379), (449, 159880), (571, 125720), (898, 79940), (1142, 62860), (1796, 39970), (2245, 31976), (2284, 31430), (2855, 25144), (3143, 22840), (3592, 19985), (3997, 17960), (4490, 15988), (4568, 15715), (5710, 12572), (6286, 11420), (7994, 8980)]