68493840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6637}}^1$

素因数の和:6696

約数の個数: 80

約数和(自身を含む): 217301568

約数和(自身を除く): 148807728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 6637, 10320, 13274, 19911, 26548, 33185, 39822, 53096, 66370, 79644, 99555, 106192, 132740, 159288, 199110, 265480, 285391, 318576, 398220, 530960, 570782, 796440, 856173, 1141564, 1426955, 1592880, 1712346, 2283128, 2853910, 3424692, 4280865, 4566256, 5707820, 6849384, 8561730, 11415640, 13698768, 17123460, 22831280, 34246920, 68493840]

約数ペア:

[(1, 68493840), (2, 34246920), (3, 22831280), (4, 17123460), (5, 13698768), (6, 11415640), (8, 8561730), (10, 6849384), (12, 5707820), (15, 4566256), (16, 4280865), (20, 3424692), (24, 2853910), (30, 2283128), (40, 1712346), (43, 1592880), (48, 1426955), (60, 1141564), (80, 856173), (86, 796440), (120, 570782), (129, 530960), (172, 398220), (215, 318576), (240, 285391), (258, 265480), (344, 199110), (430, 159288), (516, 132740), (645, 106192), (688, 99555), (860, 79644), (1032, 66370), (1290, 53096), (1720, 39822), (2064, 33185), (2580, 26548), (3440, 19911), (5160, 13274), (6637, 10320)]