214384280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{28661}}^1$

素因数の和:28700

約数の個数: 64

約数和(自身を含む): 557189280

約数和(自身を除く): 342805000

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 28661, 57322, 114644, 143305, 229288, 286610, 315271, 487237, 573220, 630542, 974474, 1146440, 1261084, 1576355, 1948948, 2436185, 2522168, 3152710, 3897896, 4872370, 5359607, 6305420, 9744740, 10719214, 12610840, 19489480, 21438428, 26798035, 42876856, 53596070, 107192140, 214384280]

約数ペア:

[(1, 214384280), (2, 107192140), (4, 53596070), (5, 42876856), (8, 26798035), (10, 21438428), (11, 19489480), (17, 12610840), (20, 10719214), (22, 9744740), (34, 6305420), (40, 5359607), (44, 4872370), (55, 3897896), (68, 3152710), (85, 2522168), (88, 2436185), (110, 1948948), (136, 1576355), (170, 1261084), (187, 1146440), (220, 974474), (340, 630542), (374, 573220), (440, 487237), (680, 315271), (748, 286610), (935, 229288), (1496, 143305), (1870, 114644), (3740, 57322), (7480, 28661)]