289455720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2412131}}^1$

素因数の和:2412145

約数の個数: 32

約数和(自身を含む): 868367520

約数和(自身を除く): 578911800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2412131, 4824262, 7236393, 9648524, 12060655, 14472786, 19297048, 24121310, 28945572, 36181965, 48242620, 57891144, 72363930, 96485240, 144727860, 289455720]

約数ペア:

[(1, 289455720), (2, 144727860), (3, 96485240), (4, 72363930), (5, 57891144), (6, 48242620), (8, 36181965), (10, 28945572), (12, 24121310), (15, 19297048), (20, 14472786), (24, 12060655), (30, 9648524), (40, 7236393), (60, 4824262), (120, 2412131)]