197686020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{1021}}^1$

素因数の和:1501

約数の個数: 96

約数和(自身を含む): 634588416

約数和(自身を除く): 436902396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 461, 922, 1021, 1383, 1844, 2042, 2305, 2766, 3063, 3227, 4084, 4610, 5105, 5532, 6126, 6454, 6915, 7147, 9220, 9681, 10210, 12252, 12908, 13830, 14294, 15315, 16135, 19362, 20420, 21441, 27660, 28588, 30630, 32270, 35735, 38724, 42882, 48405, 61260, 64540, 71470, 85764, 96810, 107205, 142940, 193620, 214410, 428820, 470681, 941362, 1412043, 1882724, 2353405, 2824086, 3294767, 4706810, 5648172, 6589534, 7060215, 9413620, 9884301, 13179068, 14120430, 16473835, 19768602, 28240860, 32947670, 39537204, 49421505, 65895340, 98843010, 197686020]

約数ペア:

[(1, 197686020), (2, 98843010), (3, 65895340), (4, 49421505), (5, 39537204), (6, 32947670), (7, 28240860), (10, 19768602), (12, 16473835), (14, 14120430), (15, 13179068), (20, 9884301), (21, 9413620), (28, 7060215), (30, 6589534), (35, 5648172), (42, 4706810), (60, 3294767), (70, 2824086), (84, 2353405), (105, 1882724), (140, 1412043), (210, 941362), (420, 470681), (461, 428820), (922, 214410), (1021, 193620), (1383, 142940), (1844, 107205), (2042, 96810), (2305, 85764), (2766, 71470), (3063, 64540), (3227, 61260), (4084, 48405), (4610, 42882), (5105, 38724), (5532, 35735), (6126, 32270), (6454, 30630), (6915, 28588), (7147, 27660), (9220, 21441), (9681, 20420), (10210, 19362), (12252, 16135), (12908, 15315), (13830, 14294)]