243205920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{168893}}^1$

素因数の和:168914

約数の個数: 72

約数和(自身を含む): 829945116

約数和(自身を除く): 586739196

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 168893, 337786, 506679, 675572, 844465, 1013358, 1351144, 1520037, 1688930, 2026716, 2533395, 2702288, 3040074, 3377860, 4053432, 5066790, 5404576, 6080148, 6755720, 7600185, 8106864, 10133580, 12160296, 13511440, 15200370, 16213728, 20267160, 24320592, 27022880, 30400740, 40534320, 48641184, 60801480, 81068640, 121602960, 243205920]

約数ペア:

[(1, 243205920), (2, 121602960), (3, 81068640), (4, 60801480), (5, 48641184), (6, 40534320), (8, 30400740), (9, 27022880), (10, 24320592), (12, 20267160), (15, 16213728), (16, 15200370), (18, 13511440), (20, 12160296), (24, 10133580), (30, 8106864), (32, 7600185), (36, 6755720), (40, 6080148), (45, 5404576), (48, 5066790), (60, 4053432), (72, 3377860), (80, 3040074), (90, 2702288), (96, 2533395), (120, 2026716), (144, 1688930), (160, 1520037), (180, 1351144), (240, 1013358), (288, 844465), (360, 675572), (480, 506679), (720, 337786), (1440, 168893)]