198142140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{27751}}^1$

素因数の和:27787

約数の個数: 96

約数和(自身を含む): 671376384

約数和(自身を除く): 473234244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 27751, 55502, 83253, 111004, 138755, 166506, 194257, 277510, 333012, 388514, 416265, 471767, 555020, 582771, 777028, 832530, 943534, 971285, 1165542, 1415301, 1665060, 1887068, 1942570, 2331084, 2358835, 2830602, 2913855, 3302369, 3885140, 4717670, 5661204, 5827710, 6604738, 7076505, 9435340, 9907107, 11655420, 13209476, 14153010, 16511845, 19814214, 28306020, 33023690, 39628428, 49535535, 66047380, 99071070, 198142140]

約数ペア:

[(1, 198142140), (2, 99071070), (3, 66047380), (4, 49535535), (5, 39628428), (6, 33023690), (7, 28306020), (10, 19814214), (12, 16511845), (14, 14153010), (15, 13209476), (17, 11655420), (20, 9907107), (21, 9435340), (28, 7076505), (30, 6604738), (34, 5827710), (35, 5661204), (42, 4717670), (51, 3885140), (60, 3302369), (68, 2913855), (70, 2830602), (84, 2358835), (85, 2331084), (102, 1942570), (105, 1887068), (119, 1665060), (140, 1415301), (170, 1165542), (204, 971285), (210, 943534), (238, 832530), (255, 777028), (340, 582771), (357, 555020), (420, 471767), (476, 416265), (510, 388514), (595, 333012), (714, 277510), (1020, 194257), (1190, 166506), (1428, 138755), (1785, 111004), (2380, 83253), (3570, 55502), (7140, 27751)]