255087180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{32957}}^1$

素因数の和:33015

約数の個数: 72

約数和(自身を含む): 791782992

約数和(自身を除く): 536695812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 32957, 65914, 98871, 131828, 164785, 197742, 296613, 329570, 395484, 494355, 593226, 659140, 988710, 1186452, 1417151, 1483065, 1977420, 2834302, 2966130, 4251453, 5668604, 5932260, 7085755, 8502906, 12754359, 14171510, 17005812, 21257265, 25508718, 28343020, 42514530, 51017436, 63771795, 85029060, 127543590, 255087180]

約数ペア:

[(1, 255087180), (2, 127543590), (3, 85029060), (4, 63771795), (5, 51017436), (6, 42514530), (9, 28343020), (10, 25508718), (12, 21257265), (15, 17005812), (18, 14171510), (20, 12754359), (30, 8502906), (36, 7085755), (43, 5932260), (45, 5668604), (60, 4251453), (86, 2966130), (90, 2834302), (129, 1977420), (172, 1483065), (180, 1417151), (215, 1186452), (258, 988710), (387, 659140), (430, 593226), (516, 494355), (645, 395484), (774, 329570), (860, 296613), (1290, 197742), (1548, 164785), (1935, 131828), (2580, 98871), (3870, 65914), (7740, 32957)]