21288480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44351}}^1$

素因数の和:44369

約数の個数: 48

約数和(自身を含む): 67060224

約数和(自身を除く): 45771744

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, 44351, 88702, 133053, 177404, 221755, 266106, 354808, 443510, 532212, 665265, 709616, 887020, 1064424, 1330530, 1419232, 1774040, 2128848, 2661060, 3548080, 4257696, 5322120, 7096160, 10644240, 21288480]

約数ペア:

[(1, 21288480), (2, 10644240), (3, 7096160), (4, 5322120), (5, 4257696), (6, 3548080), (8, 2661060), (10, 2128848), (12, 1774040), (15, 1419232), (16, 1330530), (20, 1064424), (24, 887020), (30, 709616), (32, 665265), (40, 532212), (48, 443510), (60, 354808), (80, 266106), (96, 221755), (120, 177404), (160, 133053), (240, 88702), (480, 44351)]