42746640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{643}}^1$

素因数の和:936

約数の個数: 80

約数和(自身を含む): 133199808

約数和(自身を除く): 90453168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 277, 554, 643, 831, 1108, 1286, 1385, 1662, 1929, 2216, 2572, 2770, 3215, 3324, 3858, 4155, 4432, 5144, 5540, 6430, 6648, 7716, 8310, 9645, 10288, 11080, 12860, 13296, 15432, 16620, 19290, 22160, 25720, 30864, 33240, 38580, 51440, 66480, 77160, 154320, 178111, 356222, 534333, 712444, 890555, 1068666, 1424888, 1781110, 2137332, 2671665, 2849776, 3562220, 4274664, 5343330, 7124440, 8549328, 10686660, 14248880, 21373320, 42746640]

約数ペア:

[(1, 42746640), (2, 21373320), (3, 14248880), (4, 10686660), (5, 8549328), (6, 7124440), (8, 5343330), (10, 4274664), (12, 3562220), (15, 2849776), (16, 2671665), (20, 2137332), (24, 1781110), (30, 1424888), (40, 1068666), (48, 890555), (60, 712444), (80, 534333), (120, 356222), (240, 178111), (277, 154320), (554, 77160), (643, 66480), (831, 51440), (1108, 38580), (1286, 33240), (1385, 30864), (1662, 25720), (1929, 22160), (2216, 19290), (2572, 16620), (2770, 15432), (3215, 13296), (3324, 12860), (3858, 11080), (4155, 10288), (4432, 9645), (5144, 8310), (5540, 7716), (6430, 6648)]