209839360

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5653}}^1$

素因数の和:5703

約数の個数: 72

約数和(自身を含む): 520054920

約数和(自身を除く): 310215560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 580, 640, 928, 1160, 1280, 1856, 2320, 3712, 4640, 5653, 7424, 9280, 11306, 18560, 22612, 28265, 37120, 45224, 56530, 90448, 113060, 163937, 180896, 226120, 327874, 361792, 452240, 655748, 723584, 819685, 904480, 1311496, 1447168, 1639370, 1808960, 2622992, 3278740, 3617920, 5245984, 6557480, 7235840, 10491968, 13114960, 20983936, 26229920, 41967872, 52459840, 104919680, 209839360]

約数ペア:

[(1, 209839360), (2, 104919680), (4, 52459840), (5, 41967872), (8, 26229920), (10, 20983936), (16, 13114960), (20, 10491968), (29, 7235840), (32, 6557480), (40, 5245984), (58, 3617920), (64, 3278740), (80, 2622992), (116, 1808960), (128, 1639370), (145, 1447168), (160, 1311496), (232, 904480), (256, 819685), (290, 723584), (320, 655748), (464, 452240), (580, 361792), (640, 327874), (928, 226120), (1160, 180896), (1280, 163937), (1856, 113060), (2320, 90448), (3712, 56530), (4640, 45224), (5653, 37120), (7424, 28265), (9280, 22612), (11306, 18560)]