68405120

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{15269}}^1$

素因数の和:15295

約数の個数: 64

約数和(自身を含む): 186904800

約数和(自身を除く): 118499680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 15269, 30538, 61076, 76345, 106883, 122152, 152690, 213766, 244304, 305380, 427532, 488608, 534415, 610760, 855064, 977216, 1068830, 1221520, 1710128, 1954432, 2137660, 2443040, 3420256, 4275320, 4886080, 6840512, 8550640, 9772160, 13681024, 17101280, 34202560, 68405120]

約数ペア:

[(1, 68405120), (2, 34202560), (4, 17101280), (5, 13681024), (7, 9772160), (8, 8550640), (10, 6840512), (14, 4886080), (16, 4275320), (20, 3420256), (28, 2443040), (32, 2137660), (35, 1954432), (40, 1710128), (56, 1221520), (64, 1068830), (70, 977216), (80, 855064), (112, 610760), (128, 534415), (140, 488608), (160, 427532), (224, 305380), (280, 244304), (320, 213766), (448, 152690), (560, 122152), (640, 106883), (896, 76345), (1120, 61076), (2240, 30538), (4480, 15269)]