820717440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{427457}}^1$

素因数の和:427479

約数の個数: 64

約数和(自身を含む): 2616042960

約数和(自身を除く): 1795325520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 427457, 854914, 1282371, 1709828, 2137285, 2564742, 3419656, 4274570, 5129484, 6411855, 6839312, 8549140, 10258968, 12823710, 13678624, 17098280, 20517936, 25647420, 27357248, 34196560, 41035872, 51294840, 54714496, 68393120, 82071744, 102589680, 136786240, 164143488, 205179360, 273572480, 410358720, 820717440]

約数ペア:

[(1, 820717440), (2, 410358720), (3, 273572480), (4, 205179360), (5, 164143488), (6, 136786240), (8, 102589680), (10, 82071744), (12, 68393120), (15, 54714496), (16, 51294840), (20, 41035872), (24, 34196560), (30, 27357248), (32, 25647420), (40, 20517936), (48, 17098280), (60, 13678624), (64, 12823710), (80, 10258968), (96, 8549140), (120, 6839312), (128, 6411855), (160, 5129484), (192, 4274570), (240, 3419656), (320, 2564742), (384, 2137285), (480, 1709828), (640, 1282371), (960, 854914), (1920, 427457)]