139286280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{165817}}^1$

素因数の和:165838

約数の個数: 64

約数和(自身を含む): 477555840

約数和(自身を除く): 338269560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 165817, 331634, 497451, 663268, 829085, 994902, 1160719, 1326536, 1658170, 1989804, 2321438, 2487255, 3316340, 3482157, 3979608, 4642876, 4974510, 5803595, 6632680, 6964314, 9285752, 9949020, 11607190, 13928628, 17410785, 19898040, 23214380, 27857256, 34821570, 46428760, 69643140, 139286280]

約数ペア:

[(1, 139286280), (2, 69643140), (3, 46428760), (4, 34821570), (5, 27857256), (6, 23214380), (7, 19898040), (8, 17410785), (10, 13928628), (12, 11607190), (14, 9949020), (15, 9285752), (20, 6964314), (21, 6632680), (24, 5803595), (28, 4974510), (30, 4642876), (35, 3979608), (40, 3482157), (42, 3316340), (56, 2487255), (60, 2321438), (70, 1989804), (84, 1658170), (105, 1326536), (120, 1160719), (140, 994902), (168, 829085), (210, 663268), (280, 497451), (420, 331634), (840, 165817)]