256565280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{534511}}^1$

素因数の和:534529

約数の個数: 48

約数和(自身を含む): 808182144

約数和(自身を除く): 551616864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 534511, 1069022, 1603533, 2138044, 2672555, 3207066, 4276088, 5345110, 6414132, 8017665, 8552176, 10690220, 12828264, 16035330, 17104352, 21380440, 25656528, 32070660, 42760880, 51313056, 64141320, 85521760, 128282640, 256565280]

約数ペア:

[(1, 256565280), (2, 128282640), (3, 85521760), (4, 64141320), (5, 51313056), (6, 42760880), (8, 32070660), (10, 25656528), (12, 21380440), (15, 17104352), (16, 16035330), (20, 12828264), (24, 10690220), (30, 8552176), (32, 8017665), (40, 6414132), (48, 5345110), (60, 4276088), (80, 3207066), (96, 2672555), (120, 2138044), (160, 1603533), (240, 1069022), (480, 534511)]