138453420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47093}}^1$

素因数の和:47119

約数の個数: 72

約数和(自身を含む): 450972144

約数和(自身を除く): 312518724

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 47093, 94186, 141279, 188372, 235465, 282558, 329651, 470930, 565116, 659302, 706395, 941860, 988953, 1318604, 1412790, 1648255, 1977906, 2307557, 2825580, 3296510, 3955812, 4615114, 4944765, 6593020, 6922671, 9230228, 9889530, 11537785, 13845342, 19779060, 23075570, 27690684, 34613355, 46151140, 69226710, 138453420]

約数ペア:

[(1, 138453420), (2, 69226710), (3, 46151140), (4, 34613355), (5, 27690684), (6, 23075570), (7, 19779060), (10, 13845342), (12, 11537785), (14, 9889530), (15, 9230228), (20, 6922671), (21, 6593020), (28, 4944765), (30, 4615114), (35, 3955812), (42, 3296510), (49, 2825580), (60, 2307557), (70, 1977906), (84, 1648255), (98, 1412790), (105, 1318604), (140, 988953), (147, 941860), (196, 706395), (210, 659302), (245, 565116), (294, 470930), (420, 329651), (490, 282558), (588, 235465), (735, 188372), (980, 141279), (1470, 94186), (2940, 47093)]