258486240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{538513}}^1$

素因数の和:538531

約数の個数: 48

約数和(自身を含む): 814233168

約数和(自身を除く): 555746928

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, 538513, 1077026, 1615539, 2154052, 2692565, 3231078, 4308104, 5385130, 6462156, 8077695, 8616208, 10770260, 12924312, 16155390, 17232416, 21540520, 25848624, 32310780, 43081040, 51697248, 64621560, 86162080, 129243120, 258486240]

約数ペア:

[(1, 258486240), (2, 129243120), (3, 86162080), (4, 64621560), (5, 51697248), (6, 43081040), (8, 32310780), (10, 25848624), (12, 21540520), (15, 17232416), (16, 16155390), (20, 12924312), (24, 10770260), (30, 8616208), (32, 8077695), (40, 6462156), (48, 5385130), (60, 4308104), (80, 3231078), (96, 2692565), (120, 2154052), (160, 1615539), (240, 1077026), (480, 538513)]