270297680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{108991}}^1$

素因数の和:109035

約数の個数: 40

約数和(自身を含む): 648720384

約数和(自身を除く): 378422704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 108991, 217982, 435964, 544955, 871928, 1089910, 1743856, 2179820, 3378721, 4359640, 6757442, 8719280, 13514884, 16893605, 27029768, 33787210, 54059536, 67574420, 135148840, 270297680]

約数ペア:

[(1, 270297680), (2, 135148840), (4, 67574420), (5, 54059536), (8, 33787210), (10, 27029768), (16, 16893605), (20, 13514884), (31, 8719280), (40, 6757442), (62, 4359640), (80, 3378721), (124, 2179820), (155, 1743856), (248, 1089910), (310, 871928), (496, 544955), (620, 435964), (1240, 217982), (2480, 108991)]