398166720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:527

約数の個数: 224

約数和(自身を含む): 1456992768

約数和(自身を除く): 1058826048

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, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 193, 210, 224, 240, 280, 307, 320, 336, 386, 420, 448, 480, 560, 579, 614, 672, 772, 840, 921, 960, 965, 1120, 1158, 1228, 1344, 1351, 1535, 1544, 1680, 1842, 1930, 2149, 2240, 2316, 2456, 2702, 2895, 3070, 3088, 3360, 3684, 3860, 4053, 4298, 4605, 4632, 4912, 5404, 5790, 6140, 6176, 6447, 6720, 6755, 7368, 7720, 8106, 8596, 9210, 9264, 9824, 10745, 10808, 11580, 12280, 12352, 12894, 13510, 14736, 15440, 16212, 17192, 18420, 18528, 19648, 20265, 21490, 21616, 23160, 24560, 25788, 27020, 29472, 30880, 32235, 32424, 34384, 36840, 37056, 40530, 42980, 43232, 46320, 49120, 51576, 54040, 58944, 59251, 61760, 64470, 64848, 68768, 73680, 81060, 85960, 86464, 92640, 98240, 103152, 108080, 118502, 128940, 129696, 137536, 147360, 162120, 171920, 177753, 185280, 206304, 216160, 237004, 257880, 259392, 294720, 296255, 324240, 343840, 355506, 412608, 414757, 432320, 474008, 515760, 592510, 648480, 687680, 711012, 829514, 888765, 948016, 1031520, 1185020, 1244271, 1296960, 1422024, 1659028, 1777530, 1896032, 2063040, 2073785, 2370040, 2488542, 2844048, 3318056, 3555060, 3792064, 4147570, 4740080, 4977084, 5688096, 6221355, 6636112, 7110120, 8295140, 9480160, 9954168, 11376192, 12442710, 13272224, 14220240, 16590280, 18960320, 19908336, 24885420, 26544448, 28440480, 33180560, 39816672, 49770840, 56880960, 66361120, 79633344, 99541680, 132722240, 199083360, 398166720]

約数ペア:

[(1, 398166720), (2, 199083360), (3, 132722240), (4, 99541680), (5, 79633344), (6, 66361120), (7, 56880960), (8, 49770840), (10, 39816672), (12, 33180560), (14, 28440480), (15, 26544448), (16, 24885420), (20, 19908336), (21, 18960320), (24, 16590280), (28, 14220240), (30, 13272224), (32, 12442710), (35, 11376192), (40, 9954168), (42, 9480160), (48, 8295140), (56, 7110120), (60, 6636112), (64, 6221355), (70, 5688096), (80, 4977084), (84, 4740080), (96, 4147570), (105, 3792064), (112, 3555060), (120, 3318056), (140, 2844048), (160, 2488542), (168, 2370040), (192, 2073785), (193, 2063040), (210, 1896032), (224, 1777530), (240, 1659028), (280, 1422024), (307, 1296960), (320, 1244271), (336, 1185020), (386, 1031520), (420, 948016), (448, 888765), (480, 829514), (560, 711012), (579, 687680), (614, 648480), (672, 592510), (772, 515760), (840, 474008), (921, 432320), (960, 414757), (965, 412608), (1120, 355506), (1158, 343840), (1228, 324240), (1344, 296255), (1351, 294720), (1535, 259392), (1544, 257880), (1680, 237004), (1842, 216160), (1930, 206304), (2149, 185280), (2240, 177753), (2316, 171920), (2456, 162120), (2702, 147360), (2895, 137536), (3070, 129696), (3088, 128940), (3360, 118502), (3684, 108080), (3860, 103152), (4053, 98240), (4298, 92640), (4605, 86464), (4632, 85960), (4912, 81060), (5404, 73680), (5790, 68768), (6140, 64848), (6176, 64470), (6447, 61760), (6720, 59251), (6755, 58944), (7368, 54040), (7720, 51576), (8106, 49120), (8596, 46320), (9210, 43232), (9264, 42980), (9824, 40530), (10745, 37056), (10808, 36840), (11580, 34384), (12280, 32424), (12352, 32235), (12894, 30880), (13510, 29472), (14736, 27020), (15440, 25788), (16212, 24560), (17192, 23160), (18420, 21616), (18528, 21490), (19648, 20265)]