397905120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{276323}}^1$

素因数の和:276344

約数の個数: 72

約数和(自身を含む): 1357856136

約数和(自身を除く): 959951016

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, 276323, 552646, 828969, 1105292, 1381615, 1657938, 2210584, 2486907, 2763230, 3315876, 4144845, 4421168, 4973814, 5526460, 6631752, 8289690, 8842336, 9947628, 11052920, 12434535, 13263504, 16579380, 19895256, 22105840, 24869070, 26527008, 33158760, 39790512, 44211680, 49738140, 66317520, 79581024, 99476280, 132635040, 198952560, 397905120]

約数ペア:

[(1, 397905120), (2, 198952560), (3, 132635040), (4, 99476280), (5, 79581024), (6, 66317520), (8, 49738140), (9, 44211680), (10, 39790512), (12, 33158760), (15, 26527008), (16, 24869070), (18, 22105840), (20, 19895256), (24, 16579380), (30, 13263504), (32, 12434535), (36, 11052920), (40, 9947628), (45, 8842336), (48, 8289690), (60, 6631752), (72, 5526460), (80, 4973814), (90, 4421168), (96, 4144845), (120, 3315876), (144, 2763230), (160, 2486907), (180, 2210584), (240, 1657938), (288, 1381615), (360, 1105292), (480, 828969), (720, 552646), (1440, 276323)]