80317680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{883}}^1$

素因数の和:1278

約数の個数: 80

約数和(自身を含む): 249924480

約数和(自身を除く): 169606800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 379, 758, 883, 1137, 1516, 1766, 1895, 2274, 2649, 3032, 3532, 3790, 4415, 4548, 5298, 5685, 6064, 7064, 7580, 8830, 9096, 10596, 11370, 13245, 14128, 15160, 17660, 18192, 21192, 22740, 26490, 30320, 35320, 42384, 45480, 52980, 70640, 90960, 105960, 211920, 334657, 669314, 1003971, 1338628, 1673285, 2007942, 2677256, 3346570, 4015884, 5019855, 5354512, 6693140, 8031768, 10039710, 13386280, 16063536, 20079420, 26772560, 40158840, 80317680]

約数ペア:

[(1, 80317680), (2, 40158840), (3, 26772560), (4, 20079420), (5, 16063536), (6, 13386280), (8, 10039710), (10, 8031768), (12, 6693140), (15, 5354512), (16, 5019855), (20, 4015884), (24, 3346570), (30, 2677256), (40, 2007942), (48, 1673285), (60, 1338628), (80, 1003971), (120, 669314), (240, 334657), (379, 211920), (758, 105960), (883, 90960), (1137, 70640), (1516, 52980), (1766, 45480), (1895, 42384), (2274, 35320), (2649, 30320), (3032, 26490), (3532, 22740), (3790, 21192), (4415, 18192), (4548, 17660), (5298, 15160), (5685, 14128), (6064, 13245), (7064, 11370), (7580, 10596), (8830, 9096)]