1316661760

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:454

約数の個数: 160

約数和(自身を含む): 3337500672

約数和(自身を除く): 2020838912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 64, 80, 94, 124, 128, 155, 160, 188, 235, 248, 256, 310, 320, 353, 376, 470, 496, 512, 620, 640, 706, 752, 940, 992, 1240, 1280, 1412, 1457, 1504, 1765, 1880, 1984, 2480, 2560, 2824, 2914, 3008, 3530, 3760, 3968, 4960, 5648, 5828, 6016, 7060, 7285, 7520, 7936, 9920, 10943, 11296, 11656, 12032, 14120, 14570, 15040, 15872, 16591, 19840, 21886, 22592, 23312, 24064, 28240, 29140, 30080, 33182, 39680, 43772, 45184, 46624, 54715, 56480, 58280, 60160, 66364, 79360, 82955, 87544, 90368, 93248, 109430, 112960, 116560, 120320, 132728, 165910, 175088, 180736, 186496, 218860, 225920, 233120, 265456, 331820, 350176, 372992, 437720, 451840, 466240, 514321, 530912, 663640, 700352, 745984, 875440, 903680, 932480, 1028642, 1061824, 1327280, 1400704, 1750880, 1864960, 2057284, 2123648, 2571605, 2654560, 2801408, 3501760, 3729920, 4114568, 4247296, 5143210, 5309120, 5602816, 7003520, 8229136, 8494592, 10286420, 10618240, 14007040, 16458272, 20572840, 21236480, 28014080, 32916544, 41145680, 42472960, 65833088, 82291360, 131666176, 164582720, 263332352, 329165440, 658330880, 1316661760]

約数ペア:

[(1, 1316661760), (2, 658330880), (4, 329165440), (5, 263332352), (8, 164582720), (10, 131666176), (16, 82291360), (20, 65833088), (31, 42472960), (32, 41145680), (40, 32916544), (47, 28014080), (62, 21236480), (64, 20572840), (80, 16458272), (94, 14007040), (124, 10618240), (128, 10286420), (155, 8494592), (160, 8229136), (188, 7003520), (235, 5602816), (248, 5309120), (256, 5143210), (310, 4247296), (320, 4114568), (353, 3729920), (376, 3501760), (470, 2801408), (496, 2654560), (512, 2571605), (620, 2123648), (640, 2057284), (706, 1864960), (752, 1750880), (940, 1400704), (992, 1327280), (1240, 1061824), (1280, 1028642), (1412, 932480), (1457, 903680), (1504, 875440), (1765, 745984), (1880, 700352), (1984, 663640), (2480, 530912), (2560, 514321), (2824, 466240), (2914, 451840), (3008, 437720), (3530, 372992), (3760, 350176), (3968, 331820), (4960, 265456), (5648, 233120), (5828, 225920), (6016, 218860), (7060, 186496), (7285, 180736), (7520, 175088), (7936, 165910), (9920, 132728), (10943, 120320), (11296, 116560), (11656, 112960), (12032, 109430), (14120, 93248), (14570, 90368), (15040, 87544), (15872, 82955), (16591, 79360), (19840, 66364), (21886, 60160), (22592, 58280), (23312, 56480), (24064, 54715), (28240, 46624), (29140, 45184), (30080, 43772), (33182, 39680)]