30120390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{397}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 80809920

約数和(自身を除く): 50689530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 281, 397, 562, 794, 843, 1191, 1405, 1686, 1985, 2382, 2529, 2810, 3573, 3970, 4215, 5058, 5955, 7146, 7587, 8430, 10719, 11910, 12645, 15174, 17865, 21438, 25290, 35730, 37935, 53595, 75870, 107190, 111557, 223114, 334671, 557785, 669342, 1004013, 1115570, 1673355, 2008026, 3012039, 3346710, 5020065, 6024078, 10040130, 15060195, 30120390]

約数ペア:

[(1, 30120390), (2, 15060195), (3, 10040130), (5, 6024078), (6, 5020065), (9, 3346710), (10, 3012039), (15, 2008026), (18, 1673355), (27, 1115570), (30, 1004013), (45, 669342), (54, 557785), (90, 334671), (135, 223114), (270, 111557), (281, 107190), (397, 75870), (562, 53595), (794, 37935), (843, 35730), (1191, 25290), (1405, 21438), (1686, 17865), (1985, 15174), (2382, 12645), (2529, 11910), (2810, 10719), (3573, 8430), (3970, 7587), (4215, 7146), (5058, 5955)]