171787840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1447}}^1$

素因数の和:1524

約数の個数: 112

約数和(自身を含む): 476658432

約数和(自身を除く): 304870592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 140, 160, 212, 224, 265, 280, 320, 371, 424, 448, 530, 560, 742, 848, 1060, 1120, 1447, 1484, 1696, 1855, 2120, 2240, 2894, 2968, 3392, 3710, 4240, 5788, 5936, 7235, 7420, 8480, 10129, 11576, 11872, 14470, 14840, 16960, 20258, 23152, 23744, 28940, 29680, 40516, 46304, 50645, 57880, 59360, 76691, 81032, 92608, 101290, 115760, 118720, 153382, 162064, 202580, 231520, 306764, 324128, 383455, 405160, 463040, 536837, 613528, 648256, 766910, 810320, 1073674, 1227056, 1533820, 1620640, 2147348, 2454112, 2684185, 3067640, 3241280, 4294696, 4908224, 5368370, 6135280, 8589392, 10736740, 12270560, 17178784, 21473480, 24541120, 34357568, 42946960, 85893920, 171787840]

約数ペア:

[(1, 171787840), (2, 85893920), (4, 42946960), (5, 34357568), (7, 24541120), (8, 21473480), (10, 17178784), (14, 12270560), (16, 10736740), (20, 8589392), (28, 6135280), (32, 5368370), (35, 4908224), (40, 4294696), (53, 3241280), (56, 3067640), (64, 2684185), (70, 2454112), (80, 2147348), (106, 1620640), (112, 1533820), (140, 1227056), (160, 1073674), (212, 810320), (224, 766910), (265, 648256), (280, 613528), (320, 536837), (371, 463040), (424, 405160), (448, 383455), (530, 324128), (560, 306764), (742, 231520), (848, 202580), (1060, 162064), (1120, 153382), (1447, 118720), (1484, 115760), (1696, 101290), (1855, 92608), (2120, 81032), (2240, 76691), (2894, 59360), (2968, 57880), (3392, 50645), (3710, 46304), (4240, 40516), (5788, 29680), (5936, 28940), (7235, 23744), (7420, 23152), (8480, 20258), (10129, 16960), (11576, 14840), (11872, 14470)]