68226560

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{919}}^1$

素因数の和:971

約数の個数: 80

約数和(自身を含む): 169408800

約数和(自身を除く): 101182240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 512, 580, 640, 919, 928, 1160, 1280, 1838, 1856, 2320, 2560, 3676, 3712, 4595, 4640, 7352, 7424, 9190, 9280, 14704, 14848, 18380, 18560, 26651, 29408, 36760, 37120, 53302, 58816, 73520, 74240, 106604, 117632, 133255, 147040, 213208, 235264, 266510, 294080, 426416, 470528, 533020, 588160, 852832, 1066040, 1176320, 1705664, 2132080, 2352640, 3411328, 4264160, 6822656, 8528320, 13645312, 17056640, 34113280, 68226560]

約数ペア:

[(1, 68226560), (2, 34113280), (4, 17056640), (5, 13645312), (8, 8528320), (10, 6822656), (16, 4264160), (20, 3411328), (29, 2352640), (32, 2132080), (40, 1705664), (58, 1176320), (64, 1066040), (80, 852832), (116, 588160), (128, 533020), (145, 470528), (160, 426416), (232, 294080), (256, 266510), (290, 235264), (320, 213208), (464, 147040), (512, 133255), (580, 117632), (640, 106604), (919, 74240), (928, 73520), (1160, 58816), (1280, 53302), (1838, 37120), (1856, 36760), (2320, 29408), (2560, 26651), (3676, 18560), (3712, 18380), (4595, 14848), (4640, 14704), (7352, 9280), (7424, 9190)]