213746440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{5153}}^1$

素因数の和:5242

約数の個数: 64

約数和(自身を含む): 517667760

約数和(自身を除く): 303921320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 1037, 1220, 2074, 2440, 4148, 5153, 5185, 8296, 10306, 10370, 20612, 20740, 25765, 41224, 41480, 51530, 87601, 103060, 175202, 206120, 314333, 350404, 438005, 628666, 700808, 876010, 1257332, 1571665, 1752020, 2514664, 3143330, 3504040, 5343661, 6286660, 10687322, 12573320, 21374644, 26718305, 42749288, 53436610, 106873220, 213746440]

約数ペア:

[(1, 213746440), (2, 106873220), (4, 53436610), (5, 42749288), (8, 26718305), (10, 21374644), (17, 12573320), (20, 10687322), (34, 6286660), (40, 5343661), (61, 3504040), (68, 3143330), (85, 2514664), (122, 1752020), (136, 1571665), (170, 1257332), (244, 876010), (305, 700808), (340, 628666), (488, 438005), (610, 350404), (680, 314333), (1037, 206120), (1220, 175202), (2074, 103060), (2440, 87601), (4148, 51530), (5153, 41480), (5185, 41224), (8296, 25765), (10306, 20740), (10370, 20612)]