156794609680

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1861}}^1\times {\mathrm{2399}}^1$

素因数の和:4712

約数の個数: 80

約数和(自身を含む): 365726592000

約数和(自身を除く): 208931982320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1756, 1861, 2195, 2399, 3512, 3722, 4390, 4798, 7024, 7444, 8780, 9305, 9596, 11995, 14888, 17560, 18610, 19192, 23990, 29776, 35120, 37220, 38384, 47980, 74440, 95960, 148880, 191920, 816979, 1053161, 1633958, 2106322, 3267916, 4084895, 4212644, 4464539, 5265805, 6535832, 8169790, 8425288, 8929078, 10531610, 13071664, 16339580, 16850576, 17858156, 21063220, 22322695, 32679160, 35716312, 42126440, 44645390, 65358320, 71432624, 84252880, 89290780, 178581560, 357163120, 1959932621, 3919865242, 7839730484, 9799663105, 15679460968, 19599326210, 31358921936, 39198652420, 78397304840, 156794609680]

約数ペア:

[(1, 156794609680), (2, 78397304840), (4, 39198652420), (5, 31358921936), (8, 19599326210), (10, 15679460968), (16, 9799663105), (20, 7839730484), (40, 3919865242), (80, 1959932621), (439, 357163120), (878, 178581560), (1756, 89290780), (1861, 84252880), (2195, 71432624), (2399, 65358320), (3512, 44645390), (3722, 42126440), (4390, 35716312), (4798, 32679160), (7024, 22322695), (7444, 21063220), (8780, 17858156), (9305, 16850576), (9596, 16339580), (11995, 13071664), (14888, 10531610), (17560, 8929078), (18610, 8425288), (19192, 8169790), (23990, 6535832), (29776, 5265805), (35120, 4464539), (37220, 4212644), (38384, 4084895), (47980, 3267916), (74440, 2106322), (95960, 1633958), (148880, 1053161), (191920, 816979)]