18378000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{1021}}^1$

素因数の和:1050

約数の個数: 120

約数和(自身を含む): 64251096

約数和(自身を除く): 45873096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 125, 144, 150, 180, 200, 225, 240, 250, 300, 360, 375, 400, 450, 500, 600, 720, 750, 900, 1000, 1021, 1125, 1200, 1500, 1800, 2000, 2042, 2250, 3000, 3063, 3600, 4084, 4500, 5105, 6000, 6126, 8168, 9000, 9189, 10210, 12252, 15315, 16336, 18000, 18378, 20420, 24504, 25525, 30630, 36756, 40840, 45945, 49008, 51050, 61260, 73512, 76575, 81680, 91890, 102100, 122520, 127625, 147024, 153150, 183780, 204200, 229725, 245040, 255250, 306300, 367560, 382875, 408400, 459450, 510500, 612600, 735120, 765750, 918900, 1021000, 1148625, 1225200, 1531500, 1837800, 2042000, 2297250, 3063000, 3675600, 4594500, 6126000, 9189000, 18378000]

約数ペア:

[(1, 18378000), (2, 9189000), (3, 6126000), (4, 4594500), (5, 3675600), (6, 3063000), (8, 2297250), (9, 2042000), (10, 1837800), (12, 1531500), (15, 1225200), (16, 1148625), (18, 1021000), (20, 918900), (24, 765750), (25, 735120), (30, 612600), (36, 510500), (40, 459450), (45, 408400), (48, 382875), (50, 367560), (60, 306300), (72, 255250), (75, 245040), (80, 229725), (90, 204200), (100, 183780), (120, 153150), (125, 147024), (144, 127625), (150, 122520), (180, 102100), (200, 91890), (225, 81680), (240, 76575), (250, 73512), (300, 61260), (360, 51050), (375, 49008), (400, 45945), (450, 40840), (500, 36756), (600, 30630), (720, 25525), (750, 24504), (900, 20420), (1000, 18378), (1021, 18000), (1125, 16336), (1200, 15315), (1500, 12252), (1800, 10210), (2000, 9189), (2042, 9000), (2250, 8168), (3000, 6126), (3063, 6000), (3600, 5105), (4084, 4500)]