447883520

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:265

約数の個数: 216

約数和(自身を含む): 1288345464

約数和(自身を除く): 840461944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 64, 70, 74, 80, 98, 112, 128, 140, 148, 160, 185, 193, 196, 224, 245, 256, 259, 280, 296, 320, 370, 386, 392, 448, 490, 518, 560, 592, 640, 740, 772, 784, 896, 965, 980, 1036, 1120, 1184, 1280, 1295, 1351, 1480, 1544, 1568, 1792, 1813, 1930, 1960, 2072, 2240, 2368, 2590, 2702, 2960, 3088, 3136, 3626, 3860, 3920, 4144, 4480, 4736, 5180, 5404, 5920, 6176, 6272, 6755, 7141, 7252, 7720, 7840, 8288, 8960, 9065, 9457, 9472, 10360, 10808, 11840, 12352, 12544, 13510, 14282, 14504, 15440, 15680, 16576, 18130, 18914, 20720, 21616, 23680, 24704, 27020, 28564, 29008, 30880, 31360, 33152, 35705, 36260, 37828, 41440, 43232, 47285, 47360, 49408, 49987, 54040, 57128, 58016, 61760, 62720, 66304, 71410, 72520, 75656, 82880, 86464, 94570, 99974, 108080, 114256, 116032, 123520, 142820, 145040, 151312, 165760, 172928, 189140, 199948, 216160, 228512, 232064, 247040, 249935, 285640, 290080, 302624, 331520, 345856, 349909, 378280, 399896, 432320, 457024, 464128, 499870, 571280, 580160, 605248, 699818, 756560, 799792, 864640, 914048, 999740, 1142560, 1160320, 1210496, 1399636, 1513120, 1599584, 1729280, 1749545, 1828096, 1999480, 2285120, 2320640, 2420992, 2799272, 3026240, 3199168, 3499090, 3998960, 4570240, 5598544, 6052480, 6398336, 6998180, 7997920, 9140480, 11197088, 12104960, 12796672, 13996360, 15995840, 22394176, 27992720, 31991680, 44788352, 55985440, 63983360, 89576704, 111970880, 223941760, 447883520]

約数ペア:

[(1, 447883520), (2, 223941760), (4, 111970880), (5, 89576704), (7, 63983360), (8, 55985440), (10, 44788352), (14, 31991680), (16, 27992720), (20, 22394176), (28, 15995840), (32, 13996360), (35, 12796672), (37, 12104960), (40, 11197088), (49, 9140480), (56, 7997920), (64, 6998180), (70, 6398336), (74, 6052480), (80, 5598544), (98, 4570240), (112, 3998960), (128, 3499090), (140, 3199168), (148, 3026240), (160, 2799272), (185, 2420992), (193, 2320640), (196, 2285120), (224, 1999480), (245, 1828096), (256, 1749545), (259, 1729280), (280, 1599584), (296, 1513120), (320, 1399636), (370, 1210496), (386, 1160320), (392, 1142560), (448, 999740), (490, 914048), (518, 864640), (560, 799792), (592, 756560), (640, 699818), (740, 605248), (772, 580160), (784, 571280), (896, 499870), (965, 464128), (980, 457024), (1036, 432320), (1120, 399896), (1184, 378280), (1280, 349909), (1295, 345856), (1351, 331520), (1480, 302624), (1544, 290080), (1568, 285640), (1792, 249935), (1813, 247040), (1930, 232064), (1960, 228512), (2072, 216160), (2240, 199948), (2368, 189140), (2590, 172928), (2702, 165760), (2960, 151312), (3088, 145040), (3136, 142820), (3626, 123520), (3860, 116032), (3920, 114256), (4144, 108080), (4480, 99974), (4736, 94570), (5180, 86464), (5404, 82880), (5920, 75656), (6176, 72520), (6272, 71410), (6755, 66304), (7141, 62720), (7252, 61760), (7720, 58016), (7840, 57128), (8288, 54040), (8960, 49987), (9065, 49408), (9457, 47360), (9472, 47285), (10360, 43232), (10808, 41440), (11840, 37828), (12352, 36260), (12544, 35705), (13510, 33152), (14282, 31360), (14504, 30880), (15440, 29008), (15680, 28564), (16576, 27020), (18130, 24704), (18914, 23680), (20720, 21616)]