90819840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:444

約数の個数: 144

約数和(自身を含む): 295219008

約数和(自身を除く): 204399168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 67, 80, 96, 120, 128, 134, 160, 192, 201, 240, 256, 268, 320, 335, 353, 384, 402, 480, 536, 640, 670, 706, 768, 804, 960, 1005, 1059, 1072, 1280, 1340, 1412, 1608, 1765, 1920, 2010, 2118, 2144, 2680, 2824, 3216, 3530, 3840, 4020, 4236, 4288, 5295, 5360, 5648, 6432, 7060, 8040, 8472, 8576, 10590, 10720, 11296, 12864, 14120, 16080, 16944, 17152, 21180, 21440, 22592, 23651, 25728, 28240, 32160, 33888, 42360, 42880, 45184, 47302, 51456, 56480, 64320, 67776, 70953, 84720, 85760, 90368, 94604, 112960, 118255, 128640, 135552, 141906, 169440, 189208, 225920, 236510, 257280, 271104, 283812, 338880, 354765, 378416, 451840, 473020, 567624, 677760, 709530, 756832, 946040, 1135248, 1355520, 1419060, 1513664, 1892080, 2270496, 2838120, 3027328, 3784160, 4540992, 5676240, 6054656, 7568320, 9081984, 11352480, 15136640, 18163968, 22704960, 30273280, 45409920, 90819840]

約数ペア:

[(1, 90819840), (2, 45409920), (3, 30273280), (4, 22704960), (5, 18163968), (6, 15136640), (8, 11352480), (10, 9081984), (12, 7568320), (15, 6054656), (16, 5676240), (20, 4540992), (24, 3784160), (30, 3027328), (32, 2838120), (40, 2270496), (48, 1892080), (60, 1513664), (64, 1419060), (67, 1355520), (80, 1135248), (96, 946040), (120, 756832), (128, 709530), (134, 677760), (160, 567624), (192, 473020), (201, 451840), (240, 378416), (256, 354765), (268, 338880), (320, 283812), (335, 271104), (353, 257280), (384, 236510), (402, 225920), (480, 189208), (536, 169440), (640, 141906), (670, 135552), (706, 128640), (768, 118255), (804, 112960), (960, 94604), (1005, 90368), (1059, 85760), (1072, 84720), (1280, 70953), (1340, 67776), (1412, 64320), (1608, 56480), (1765, 51456), (1920, 47302), (2010, 45184), (2118, 42880), (2144, 42360), (2680, 33888), (2824, 32160), (3216, 28240), (3530, 25728), (3840, 23651), (4020, 22592), (4236, 21440), (4288, 21180), (5295, 17152), (5360, 16944), (5648, 16080), (6432, 14120), (7060, 12864), (8040, 11296), (8472, 10720), (8576, 10590)]