67912960

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3121}}^1$

素因数の和:3159

約数の個数: 72

約数和(自身を含む): 172296936

約数和(自身を除く): 104383976

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 3121, 4352, 5440, 6242, 10880, 12484, 15605, 21760, 24968, 31210, 49936, 53057, 62420, 99872, 106114, 124840, 199744, 212228, 249680, 265285, 399488, 424456, 499360, 530570, 798976, 848912, 998720, 1061140, 1697824, 1997440, 2122280, 3395648, 3994880, 4244560, 6791296, 8489120, 13582592, 16978240, 33956480, 67912960]

約数ペア:

[(1, 67912960), (2, 33956480), (4, 16978240), (5, 13582592), (8, 8489120), (10, 6791296), (16, 4244560), (17, 3994880), (20, 3395648), (32, 2122280), (34, 1997440), (40, 1697824), (64, 1061140), (68, 998720), (80, 848912), (85, 798976), (128, 530570), (136, 499360), (160, 424456), (170, 399488), (256, 265285), (272, 249680), (320, 212228), (340, 199744), (544, 124840), (640, 106114), (680, 99872), (1088, 62420), (1280, 53057), (1360, 49936), (2176, 31210), (2720, 24968), (3121, 21760), (4352, 15605), (5440, 12484), (6242, 10880)]