206874190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 415269504

約数和(自身を除く): 208395314

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 157, 170, 230, 314, 337, 391, 674, 782, 785, 1570, 1685, 1955, 2669, 3370, 3611, 3910, 5338, 5729, 7222, 7751, 11458, 13345, 15502, 18055, 26690, 28645, 36110, 38755, 52909, 57290, 61387, 77510, 105818, 122774, 131767, 263534, 264545, 306935, 529090, 613870, 658835, 899453, 1216907, 1317670, 1798906, 2433814, 4497265, 6084535, 8994530, 12169070, 20687419, 41374838, 103437095, 206874190]

約数ペア:

[(1, 206874190), (2, 103437095), (5, 41374838), (10, 20687419), (17, 12169070), (23, 8994530), (34, 6084535), (46, 4497265), (85, 2433814), (115, 1798906), (157, 1317670), (170, 1216907), (230, 899453), (314, 658835), (337, 613870), (391, 529090), (674, 306935), (782, 264545), (785, 263534), (1570, 131767), (1685, 122774), (1955, 105818), (2669, 77510), (3370, 61387), (3611, 57290), (3910, 52909), (5338, 38755), (5729, 36110), (7222, 28645), (7751, 26690), (11458, 18055), (13345, 15502)]