7727640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{907}}^1$

素因数の和:992

約数の個数: 64

約数和(自身を含む): 23535360

約数和(自身を除く): 15807720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 907, 1065, 1420, 1704, 1814, 2130, 2721, 2840, 3628, 4260, 4535, 5442, 7256, 8520, 9070, 10884, 13605, 18140, 21768, 27210, 36280, 54420, 64397, 108840, 128794, 193191, 257588, 321985, 386382, 515176, 643970, 772764, 965955, 1287940, 1545528, 1931910, 2575880, 3863820, 7727640]

約数ペア:

[(1, 7727640), (2, 3863820), (3, 2575880), (4, 1931910), (5, 1545528), (6, 1287940), (8, 965955), (10, 772764), (12, 643970), (15, 515176), (20, 386382), (24, 321985), (30, 257588), (40, 193191), (60, 128794), (71, 108840), (120, 64397), (142, 54420), (213, 36280), (284, 27210), (355, 21768), (426, 18140), (568, 13605), (710, 10884), (852, 9070), (907, 8520), (1065, 7256), (1420, 5442), (1704, 4535), (1814, 4260), (2130, 3628), (2721, 2840)]