8256840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{829}}^1$

素因数の和:926

約数の個数: 64

約数和(自身を含む): 25099200

約数和(自身を除く): 16842360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 829, 830, 996, 1245, 1658, 1660, 1992, 2487, 2490, 3316, 3320, 4145, 4974, 4980, 6632, 8290, 9948, 9960, 12435, 16580, 19896, 24870, 33160, 49740, 68807, 99480, 137614, 206421, 275228, 344035, 412842, 550456, 688070, 825684, 1032105, 1376140, 1651368, 2064210, 2752280, 4128420, 8256840]

約数ペア:

[(1, 8256840), (2, 4128420), (3, 2752280), (4, 2064210), (5, 1651368), (6, 1376140), (8, 1032105), (10, 825684), (12, 688070), (15, 550456), (20, 412842), (24, 344035), (30, 275228), (40, 206421), (60, 137614), (83, 99480), (120, 68807), (166, 49740), (249, 33160), (332, 24870), (415, 19896), (498, 16580), (664, 12435), (829, 9960), (830, 9948), (996, 8290), (1245, 6632), (1658, 4980), (1660, 4974), (1992, 4145), (2487, 3320), (2490, 3316)]