205272480

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:531

約数の個数: 192

約数和(自身を含む): 745113600

約数和(自身を除く): 539841120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 199, 210, 224, 240, 280, 307, 336, 398, 420, 480, 560, 597, 614, 672, 796, 840, 921, 995, 1120, 1194, 1228, 1393, 1535, 1592, 1680, 1842, 1990, 2149, 2388, 2456, 2786, 2985, 3070, 3184, 3360, 3684, 3980, 4179, 4298, 4605, 4776, 4912, 5572, 5970, 6140, 6368, 6447, 6965, 7368, 7960, 8358, 8596, 9210, 9552, 9824, 10745, 11144, 11940, 12280, 12894, 13930, 14736, 15920, 16716, 17192, 18420, 19104, 20895, 21490, 22288, 23880, 24560, 25788, 27860, 29472, 31840, 32235, 33432, 34384, 36840, 41790, 42980, 44576, 47760, 49120, 51576, 55720, 61093, 64470, 66864, 68768, 73680, 83580, 85960, 95520, 103152, 111440, 122186, 128940, 133728, 147360, 167160, 171920, 183279, 206304, 222880, 244372, 257880, 305465, 334320, 343840, 366558, 427651, 488744, 515760, 610930, 668640, 733116, 855302, 916395, 977488, 1031520, 1221860, 1282953, 1466232, 1710604, 1832790, 1954976, 2138255, 2443720, 2565906, 2932464, 3421208, 3665580, 4276510, 4887440, 5131812, 5864928, 6414765, 6842416, 7331160, 8553020, 9774880, 10263624, 12829530, 13684832, 14662320, 17106040, 20527248, 25659060, 29324640, 34212080, 41054496, 51318120, 68424160, 102636240, 205272480]

約数ペア:

[(1, 205272480), (2, 102636240), (3, 68424160), (4, 51318120), (5, 41054496), (6, 34212080), (7, 29324640), (8, 25659060), (10, 20527248), (12, 17106040), (14, 14662320), (15, 13684832), (16, 12829530), (20, 10263624), (21, 9774880), (24, 8553020), (28, 7331160), (30, 6842416), (32, 6414765), (35, 5864928), (40, 5131812), (42, 4887440), (48, 4276510), (56, 3665580), (60, 3421208), (70, 2932464), (80, 2565906), (84, 2443720), (96, 2138255), (105, 1954976), (112, 1832790), (120, 1710604), (140, 1466232), (160, 1282953), (168, 1221860), (199, 1031520), (210, 977488), (224, 916395), (240, 855302), (280, 733116), (307, 668640), (336, 610930), (398, 515760), (420, 488744), (480, 427651), (560, 366558), (597, 343840), (614, 334320), (672, 305465), (796, 257880), (840, 244372), (921, 222880), (995, 206304), (1120, 183279), (1194, 171920), (1228, 167160), (1393, 147360), (1535, 133728), (1592, 128940), (1680, 122186), (1842, 111440), (1990, 103152), (2149, 95520), (2388, 85960), (2456, 83580), (2786, 73680), (2985, 68768), (3070, 66864), (3184, 64470), (3360, 61093), (3684, 55720), (3980, 51576), (4179, 49120), (4298, 47760), (4605, 44576), (4776, 42980), (4912, 41790), (5572, 36840), (5970, 34384), (6140, 33432), (6368, 32235), (6447, 31840), (6965, 29472), (7368, 27860), (7960, 25788), (8358, 24560), (8596, 23880), (9210, 22288), (9552, 21490), (9824, 20895), (10745, 19104), (11144, 18420), (11940, 17192), (12280, 16716), (12894, 15920), (13930, 14736)]