40815000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{907}}^1$

素因数の和:939

約数の個数: 120

約数和(自身を含む): 138283860

約数和(自身を除く): 97468860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 200, 225, 250, 300, 360, 375, 450, 500, 600, 625, 750, 900, 907, 1000, 1125, 1250, 1500, 1800, 1814, 1875, 2250, 2500, 2721, 3000, 3628, 3750, 4500, 4535, 5000, 5442, 5625, 7256, 7500, 8163, 9000, 9070, 10884, 11250, 13605, 15000, 16326, 18140, 21768, 22500, 22675, 27210, 32652, 36280, 40815, 45000, 45350, 54420, 65304, 68025, 81630, 90700, 108840, 113375, 136050, 163260, 181400, 204075, 226750, 272100, 326520, 340125, 408150, 453500, 544200, 566875, 680250, 816300, 907000, 1020375, 1133750, 1360500, 1632600, 1700625, 2040750, 2267500, 2721000, 3401250, 4081500, 4535000, 5101875, 6802500, 8163000, 10203750, 13605000, 20407500, 40815000]

約数ペア:

[(1, 40815000), (2, 20407500), (3, 13605000), (4, 10203750), (5, 8163000), (6, 6802500), (8, 5101875), (9, 4535000), (10, 4081500), (12, 3401250), (15, 2721000), (18, 2267500), (20, 2040750), (24, 1700625), (25, 1632600), (30, 1360500), (36, 1133750), (40, 1020375), (45, 907000), (50, 816300), (60, 680250), (72, 566875), (75, 544200), (90, 453500), (100, 408150), (120, 340125), (125, 326520), (150, 272100), (180, 226750), (200, 204075), (225, 181400), (250, 163260), (300, 136050), (360, 113375), (375, 108840), (450, 90700), (500, 81630), (600, 68025), (625, 65304), (750, 54420), (900, 45350), (907, 45000), (1000, 40815), (1125, 36280), (1250, 32652), (1500, 27210), (1800, 22675), (1814, 22500), (1875, 21768), (2250, 18140), (2500, 16326), (2721, 15000), (3000, 13605), (3628, 11250), (3750, 10884), (4500, 9070), (4535, 9000), (5000, 8163), (5442, 7500), (5625, 7256)]