323954960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18661}}^1$

素因数の和:18712

約数の個数: 80

約数和(自身を含む): 888609792

約数和(自身を除く): 564654832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 18661, 37322, 74644, 93305, 130627, 149288, 186610, 261254, 298576, 373220, 522508, 578491, 653135, 746440, 1045016, 1156982, 1306270, 1492880, 2090032, 2313964, 2612540, 2892455, 4049437, 4627928, 5225080, 5784910, 8098874, 9255856, 10450160, 11569820, 16197748, 20247185, 23139640, 32395496, 40494370, 46279280, 64790992, 80988740, 161977480, 323954960]

約数ペア:

[(1, 323954960), (2, 161977480), (4, 80988740), (5, 64790992), (7, 46279280), (8, 40494370), (10, 32395496), (14, 23139640), (16, 20247185), (20, 16197748), (28, 11569820), (31, 10450160), (35, 9255856), (40, 8098874), (56, 5784910), (62, 5225080), (70, 4627928), (80, 4049437), (112, 2892455), (124, 2612540), (140, 2313964), (155, 2090032), (217, 1492880), (248, 1306270), (280, 1156982), (310, 1045016), (434, 746440), (496, 653135), (560, 578491), (620, 522508), (868, 373220), (1085, 298576), (1240, 261254), (1736, 186610), (2170, 149288), (2480, 130627), (3472, 93305), (4340, 74644), (8680, 37322), (17360, 18661)]