78585840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{109147}}^1$

素因数の和:109166

約数の個数: 60

約数和(自身を含む): 263919864

約数和(自身を除く): 185334024

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, 109147, 218294, 327441, 436588, 545735, 654882, 873176, 982323, 1091470, 1309764, 1637205, 1746352, 1964646, 2182940, 2619528, 3274410, 3929292, 4365880, 4911615, 5239056, 6548820, 7858584, 8731760, 9823230, 13097640, 15717168, 19646460, 26195280, 39292920, 78585840]

約数ペア:

[(1, 78585840), (2, 39292920), (3, 26195280), (4, 19646460), (5, 15717168), (6, 13097640), (8, 9823230), (9, 8731760), (10, 7858584), (12, 6548820), (15, 5239056), (16, 4911615), (18, 4365880), (20, 3929292), (24, 3274410), (30, 2619528), (36, 2182940), (40, 1964646), (45, 1746352), (48, 1637205), (60, 1309764), (72, 1091470), (80, 982323), (90, 873176), (120, 654882), (144, 545735), (180, 436588), (240, 327441), (360, 218294), (720, 109147)]