261725040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{121169}}^1$

素因数の和:121191

約数の個数: 80

約数和(自身を含む): 901504800

約数和(自身を除く): 639779760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 121169, 242338, 363507, 484676, 605845, 727014, 969352, 1090521, 1211690, 1454028, 1817535, 1938704, 2181042, 2423380, 2908056, 3271563, 3635070, 4362084, 4846760, 5452605, 5816112, 6543126, 7270140, 8724168, 9693520, 10905210, 13086252, 14540280, 16357815, 17448336, 21810420, 26172504, 29080560, 32715630, 43620840, 52345008, 65431260, 87241680, 130862520, 261725040]

約数ペア:

[(1, 261725040), (2, 130862520), (3, 87241680), (4, 65431260), (5, 52345008), (6, 43620840), (8, 32715630), (9, 29080560), (10, 26172504), (12, 21810420), (15, 17448336), (16, 16357815), (18, 14540280), (20, 13086252), (24, 10905210), (27, 9693520), (30, 8724168), (36, 7270140), (40, 6543126), (45, 5816112), (48, 5452605), (54, 4846760), (60, 4362084), (72, 3635070), (80, 3271563), (90, 2908056), (108, 2423380), (120, 2181042), (135, 1938704), (144, 1817535), (180, 1454028), (216, 1211690), (240, 1090521), (270, 969352), (360, 727014), (432, 605845), (540, 484676), (720, 363507), (1080, 242338), (2160, 121169)]