108421880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12491}}^1$

素因数の和:12540

約数の個数: 64

約数和(自身を含む): 287815680

約数和(自身を除く): 179393800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 12491, 24982, 49964, 62455, 87437, 99928, 124910, 174874, 249820, 349748, 387221, 437185, 499640, 699496, 774442, 874370, 1548884, 1748740, 1936105, 2710547, 3097768, 3497480, 3872210, 5421094, 7744420, 10842188, 13552735, 15488840, 21684376, 27105470, 54210940, 108421880]

約数ペア:

[(1, 108421880), (2, 54210940), (4, 27105470), (5, 21684376), (7, 15488840), (8, 13552735), (10, 10842188), (14, 7744420), (20, 5421094), (28, 3872210), (31, 3497480), (35, 3097768), (40, 2710547), (56, 1936105), (62, 1748740), (70, 1548884), (124, 874370), (140, 774442), (155, 699496), (217, 499640), (248, 437185), (280, 387221), (310, 349748), (434, 249820), (620, 174874), (868, 124910), (1085, 99928), (1240, 87437), (1736, 62455), (2170, 49964), (4340, 24982), (8680, 12491)]