78456240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{108967}}^1$

素因数の和:108986

約数の個数: 60

約数和(自身を含む): 263484624

約数和(自身を除く): 185028384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 108967, 217934, 326901, 435868, 544835, 653802, 871736, 980703, 1089670, 1307604, 1634505, 1743472, 1961406, 2179340, 2615208, 3269010, 3922812, 4358680, 4903515, 5230416, 6538020, 7845624, 8717360, 9807030, 13076040, 15691248, 19614060, 26152080, 39228120, 78456240]

約数ペア:

[(1, 78456240), (2, 39228120), (3, 26152080), (4, 19614060), (5, 15691248), (6, 13076040), (8, 9807030), (9, 8717360), (10, 7845624), (12, 6538020), (15, 5230416), (16, 4903515), (18, 4358680), (20, 3922812), (24, 3269010), (30, 2615208), (36, 2179340), (40, 1961406), (45, 1743472), (48, 1634505), (60, 1307604), (72, 1089670), (80, 980703), (90, 871736), (120, 653802), (144, 544835), (180, 435868), (240, 326901), (360, 217934), (720, 108967)]