217886600

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:471

約数の個数: 96

約数和(自身を含む): 529251840

約数和(自身を除く): 311365240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 113, 124, 155, 200, 226, 248, 310, 311, 452, 565, 620, 622, 775, 904, 1130, 1240, 1244, 1550, 1555, 2260, 2488, 2825, 3100, 3110, 3503, 4520, 5650, 6200, 6220, 7006, 7775, 9641, 11300, 12440, 14012, 15550, 17515, 19282, 22600, 28024, 31100, 35030, 35143, 38564, 48205, 62200, 70060, 70286, 77128, 87575, 96410, 140120, 140572, 175150, 175715, 192820, 241025, 281144, 350300, 351430, 385640, 482050, 700600, 702860, 878575, 964100, 1089433, 1405720, 1757150, 1928200, 2178866, 3514300, 4357732, 5447165, 7028600, 8715464, 10894330, 21788660, 27235825, 43577320, 54471650, 108943300, 217886600]

約数ペア:

[(1, 217886600), (2, 108943300), (4, 54471650), (5, 43577320), (8, 27235825), (10, 21788660), (20, 10894330), (25, 8715464), (31, 7028600), (40, 5447165), (50, 4357732), (62, 3514300), (100, 2178866), (113, 1928200), (124, 1757150), (155, 1405720), (200, 1089433), (226, 964100), (248, 878575), (310, 702860), (311, 700600), (452, 482050), (565, 385640), (620, 351430), (622, 350300), (775, 281144), (904, 241025), (1130, 192820), (1240, 175715), (1244, 175150), (1550, 140572), (1555, 140120), (2260, 96410), (2488, 87575), (2825, 77128), (3100, 70286), (3110, 70060), (3503, 62200), (4520, 48205), (5650, 38564), (6200, 35143), (6220, 35030), (7006, 31100), (7775, 28024), (9641, 22600), (11300, 19282), (12440, 17515), (14012, 15550)]