39966000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{6661}}^1$

素因数の和:6687

約数の個数: 80

約数和(自身を含む): 128869728

約数和(自身を除く): 88903728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 125, 150, 200, 240, 250, 300, 375, 400, 500, 600, 750, 1000, 1200, 1500, 2000, 3000, 6000, 6661, 13322, 19983, 26644, 33305, 39966, 53288, 66610, 79932, 99915, 106576, 133220, 159864, 166525, 199830, 266440, 319728, 333050, 399660, 499575, 532880, 666100, 799320, 832625, 999150, 1332200, 1598640, 1665250, 1998300, 2497875, 2664400, 3330500, 3996600, 4995750, 6661000, 7993200, 9991500, 13322000, 19983000, 39966000]

約数ペア:

[(1, 39966000), (2, 19983000), (3, 13322000), (4, 9991500), (5, 7993200), (6, 6661000), (8, 4995750), (10, 3996600), (12, 3330500), (15, 2664400), (16, 2497875), (20, 1998300), (24, 1665250), (25, 1598640), (30, 1332200), (40, 999150), (48, 832625), (50, 799320), (60, 666100), (75, 532880), (80, 499575), (100, 399660), (120, 333050), (125, 319728), (150, 266440), (200, 199830), (240, 166525), (250, 159864), (300, 133220), (375, 106576), (400, 99915), (500, 79932), (600, 66610), (750, 53288), (1000, 39966), (1200, 33305), (1500, 26644), (2000, 19983), (3000, 13322), (6000, 6661)]