81494220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5683}}^1$

素因数の和:5934

約数の個数: 48

約数和(自身を含む): 229178880

約数和(自身を除く): 147684660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 239, 478, 717, 956, 1195, 1434, 2390, 2868, 3585, 4780, 5683, 7170, 11366, 14340, 17049, 22732, 28415, 34098, 56830, 68196, 85245, 113660, 170490, 340980, 1358237, 2716474, 4074711, 5432948, 6791185, 8149422, 13582370, 16298844, 20373555, 27164740, 40747110, 81494220]

約数ペア:

[(1, 81494220), (2, 40747110), (3, 27164740), (4, 20373555), (5, 16298844), (6, 13582370), (10, 8149422), (12, 6791185), (15, 5432948), (20, 4074711), (30, 2716474), (60, 1358237), (239, 340980), (478, 170490), (717, 113660), (956, 85245), (1195, 68196), (1434, 56830), (2390, 34098), (2868, 28415), (3585, 22732), (4780, 17049), (5683, 14340), (7170, 11366)]