2821222920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{98369}}^1$

素因数の和:98622

約数の個数: 64

約数和(自身を含む): 8499168000

約数和(自身を除く): 5677945080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 717, 956, 1195, 1434, 1912, 2390, 2868, 3585, 4780, 5736, 7170, 9560, 14340, 28680, 98369, 196738, 295107, 393476, 491845, 590214, 786952, 983690, 1180428, 1475535, 1967380, 2360856, 2951070, 3934760, 5902140, 11804280, 23510191, 47020382, 70530573, 94040764, 117550955, 141061146, 188081528, 235101910, 282122292, 352652865, 470203820, 564244584, 705305730, 940407640, 1410611460, 2821222920]

約数ペア:

[(1, 2821222920), (2, 1410611460), (3, 940407640), (4, 705305730), (5, 564244584), (6, 470203820), (8, 352652865), (10, 282122292), (12, 235101910), (15, 188081528), (20, 141061146), (24, 117550955), (30, 94040764), (40, 70530573), (60, 47020382), (120, 23510191), (239, 11804280), (478, 5902140), (717, 3934760), (956, 2951070), (1195, 2360856), (1434, 1967380), (1912, 1475535), (2390, 1180428), (2868, 983690), (3585, 786952), (4780, 590214), (5736, 491845), (7170, 393476), (9560, 295107), (14340, 196738), (28680, 98369)]