18725040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{8669}}^1$

素因数の和:8691

約数の個数: 80

約数和(自身を含む): 64504800

約数和(自身を除く): 45779760

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, 8669, 17338, 26007, 34676, 43345, 52014, 69352, 78021, 86690, 104028, 130035, 138704, 156042, 173380, 208056, 234063, 260070, 312084, 346760, 390105, 416112, 468126, 520140, 624168, 693520, 780210, 936252, 1040280, 1170315, 1248336, 1560420, 1872504, 2080560, 2340630, 3120840, 3745008, 4681260, 6241680, 9362520, 18725040]

約数ペア:

[(1, 18725040), (2, 9362520), (3, 6241680), (4, 4681260), (5, 3745008), (6, 3120840), (8, 2340630), (9, 2080560), (10, 1872504), (12, 1560420), (15, 1248336), (16, 1170315), (18, 1040280), (20, 936252), (24, 780210), (27, 693520), (30, 624168), (36, 520140), (40, 468126), (45, 416112), (48, 390105), (54, 346760), (60, 312084), (72, 260070), (80, 234063), (90, 208056), (108, 173380), (120, 156042), (135, 138704), (144, 130035), (180, 104028), (216, 86690), (240, 78021), (270, 69352), (360, 52014), (432, 43345), (540, 34676), (720, 26007), (1080, 17338), (2160, 8669)]