213766700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9851}}^1$

素因数の和:9903

約数の個数: 72

約数和(自身を含む): 547298304

約数和(自身を除く): 333531604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 4340, 5425, 9851, 10850, 19702, 21700, 39404, 49255, 68957, 98510, 137914, 197020, 246275, 275828, 305381, 344785, 492550, 610762, 689570, 985100, 1221524, 1379140, 1526905, 1723925, 2137667, 3053810, 3447850, 4275334, 6107620, 6895700, 7634525, 8550668, 10688335, 15269050, 21376670, 30538100, 42753340, 53441675, 106883350, 213766700]

約数ペア:

[(1, 213766700), (2, 106883350), (4, 53441675), (5, 42753340), (7, 30538100), (10, 21376670), (14, 15269050), (20, 10688335), (25, 8550668), (28, 7634525), (31, 6895700), (35, 6107620), (50, 4275334), (62, 3447850), (70, 3053810), (100, 2137667), (124, 1723925), (140, 1526905), (155, 1379140), (175, 1221524), (217, 985100), (310, 689570), (350, 610762), (434, 492550), (620, 344785), (700, 305381), (775, 275828), (868, 246275), (1085, 197020), (1550, 137914), (2170, 98510), (3100, 68957), (4340, 49255), (5425, 39404), (9851, 21700), (10850, 19702)]