128246520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1068721}}^1$

素因数の和:1068735

約数の個数: 32

約数和(自身を含む): 384739920

約数和(自身を除く): 256493400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1068721, 2137442, 3206163, 4274884, 5343605, 6412326, 8549768, 10687210, 12824652, 16030815, 21374420, 25649304, 32061630, 42748840, 64123260, 128246520]

約数ペア:

[(1, 128246520), (2, 64123260), (3, 42748840), (4, 32061630), (5, 25649304), (6, 21374420), (8, 16030815), (10, 12824652), (12, 10687210), (15, 8549768), (20, 6412326), (24, 5343605), (30, 4274884), (40, 3206163), (60, 2137442), (120, 1068721)]