68752880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17539}}^1$

素因数の和:17566

約数の個数: 60

約数和(自身を含む): 185959080

約数和(自身を除く): 117206200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 17539, 35078, 70156, 87695, 122773, 140312, 175390, 245546, 280624, 350780, 491092, 613865, 701560, 859411, 982184, 1227730, 1403120, 1718822, 1964368, 2455460, 3437644, 4297055, 4910920, 6875288, 8594110, 9821840, 13750576, 17188220, 34376440, 68752880]

約数ペア:

[(1, 68752880), (2, 34376440), (4, 17188220), (5, 13750576), (7, 9821840), (8, 8594110), (10, 6875288), (14, 4910920), (16, 4297055), (20, 3437644), (28, 2455460), (35, 1964368), (40, 1718822), (49, 1403120), (56, 1227730), (70, 982184), (80, 859411), (98, 701560), (112, 613865), (140, 491092), (196, 350780), (245, 280624), (280, 245546), (392, 175390), (490, 140312), (560, 122773), (784, 87695), (980, 70156), (1960, 35078), (3920, 17539)]