38392740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{811}}^1$

素因数の和:1089

約数の個数: 72

約数和(自身を含む): 117044928

約数和(自身を除く): 78652188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 263, 526, 789, 811, 1052, 1315, 1578, 1622, 2367, 2433, 2630, 3156, 3244, 3945, 4055, 4734, 4866, 5260, 7299, 7890, 8110, 9468, 9732, 11835, 12165, 14598, 15780, 16220, 23670, 24330, 29196, 36495, 47340, 48660, 72990, 145980, 213293, 426586, 639879, 853172, 1066465, 1279758, 1919637, 2132930, 2559516, 3199395, 3839274, 4265860, 6398790, 7678548, 9598185, 12797580, 19196370, 38392740]

約数ペア:

[(1, 38392740), (2, 19196370), (3, 12797580), (4, 9598185), (5, 7678548), (6, 6398790), (9, 4265860), (10, 3839274), (12, 3199395), (15, 2559516), (18, 2132930), (20, 1919637), (30, 1279758), (36, 1066465), (45, 853172), (60, 639879), (90, 426586), (180, 213293), (263, 145980), (526, 72990), (789, 48660), (811, 47340), (1052, 36495), (1315, 29196), (1578, 24330), (1622, 23670), (2367, 16220), (2433, 15780), (2630, 14598), (3156, 12165), (3244, 11835), (3945, 9732), (4055, 9468), (4734, 8110), (4866, 7890), (5260, 7299)]