205116720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{757}}^1\times {\mathrm{1129}}^1$

素因数の和:1902

約数の個数: 80

約数和(自身を含む): 637265760

約数和(自身を除く): 432149040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 757, 1129, 1514, 2258, 2271, 3028, 3387, 3785, 4516, 4542, 5645, 6056, 6774, 7570, 9032, 9084, 11290, 11355, 12112, 13548, 15140, 16935, 18064, 18168, 22580, 22710, 27096, 30280, 33870, 36336, 45160, 45420, 54192, 60560, 67740, 90320, 90840, 135480, 181680, 270960, 854653, 1709306, 2563959, 3418612, 4273265, 5127918, 6837224, 8546530, 10255836, 12819795, 13674448, 17093060, 20511672, 25639590, 34186120, 41023344, 51279180, 68372240, 102558360, 205116720]

約数ペア:

[(1, 205116720), (2, 102558360), (3, 68372240), (4, 51279180), (5, 41023344), (6, 34186120), (8, 25639590), (10, 20511672), (12, 17093060), (15, 13674448), (16, 12819795), (20, 10255836), (24, 8546530), (30, 6837224), (40, 5127918), (48, 4273265), (60, 3418612), (80, 2563959), (120, 1709306), (240, 854653), (757, 270960), (1129, 181680), (1514, 135480), (2258, 90840), (2271, 90320), (3028, 67740), (3387, 60560), (3785, 54192), (4516, 45420), (4542, 45160), (5645, 36336), (6056, 33870), (6774, 30280), (7570, 27096), (9032, 22710), (9084, 22580), (11290, 18168), (11355, 18064), (12112, 16935), (13548, 15140)]