197581440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:331

約数の個数: 256

約数和(自身を含む): 734595840

約数和(自身を除く): 537014400

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, 61, 64, 70, 80, 84, 96, 105, 112, 120, 122, 128, 140, 160, 168, 183, 192, 210, 224, 240, 241, 244, 280, 305, 320, 336, 366, 384, 420, 427, 448, 480, 482, 488, 560, 610, 640, 672, 723, 732, 840, 854, 896, 915, 960, 964, 976, 1120, 1205, 1220, 1281, 1344, 1446, 1464, 1680, 1687, 1708, 1830, 1920, 1928, 1952, 2135, 2240, 2410, 2440, 2562, 2688, 2892, 2928, 3360, 3374, 3416, 3615, 3660, 3856, 3904, 4270, 4480, 4820, 4880, 5061, 5124, 5784, 5856, 6405, 6720, 6748, 6832, 7230, 7320, 7712, 7808, 8435, 8540, 9640, 9760, 10122, 10248, 11568, 11712, 12810, 13440, 13496, 13664, 14460, 14640, 14701, 15424, 16870, 17080, 19280, 19520, 20244, 20496, 23136, 23424, 25305, 25620, 26992, 27328, 28920, 29280, 29402, 30848, 33740, 34160, 38560, 39040, 40488, 40992, 44103, 46272, 50610, 51240, 53984, 54656, 57840, 58560, 58804, 67480, 68320, 73505, 77120, 80976, 81984, 88206, 92544, 101220, 102480, 102907, 107968, 115680, 117120, 117608, 134960, 136640, 147010, 154240, 161952, 163968, 176412, 202440, 204960, 205814, 215936, 220515, 231360, 235216, 269920, 273280, 294020, 308721, 323904, 352824, 404880, 409920, 411628, 441030, 462720, 470432, 514535, 539840, 588040, 617442, 647808, 705648, 809760, 819840, 823256, 882060, 940864, 1029070, 1079680, 1176080, 1234884, 1411296, 1543605, 1619520, 1646512, 1764120, 1881728, 2058140, 2352160, 2469768, 2822592, 3087210, 3239040, 3293024, 3528240, 4116280, 4704320, 4939536, 5645184, 6174420, 6586048, 7056480, 8232560, 9408640, 9879072, 12348840, 13172096, 14112960, 16465120, 19758144, 24697680, 28225920, 32930240, 39516288, 49395360, 65860480, 98790720, 197581440]

約数ペア:

[(1, 197581440), (2, 98790720), (3, 65860480), (4, 49395360), (5, 39516288), (6, 32930240), (7, 28225920), (8, 24697680), (10, 19758144), (12, 16465120), (14, 14112960), (15, 13172096), (16, 12348840), (20, 9879072), (21, 9408640), (24, 8232560), (28, 7056480), (30, 6586048), (32, 6174420), (35, 5645184), (40, 4939536), (42, 4704320), (48, 4116280), (56, 3528240), (60, 3293024), (61, 3239040), (64, 3087210), (70, 2822592), (80, 2469768), (84, 2352160), (96, 2058140), (105, 1881728), (112, 1764120), (120, 1646512), (122, 1619520), (128, 1543605), (140, 1411296), (160, 1234884), (168, 1176080), (183, 1079680), (192, 1029070), (210, 940864), (224, 882060), (240, 823256), (241, 819840), (244, 809760), (280, 705648), (305, 647808), (320, 617442), (336, 588040), (366, 539840), (384, 514535), (420, 470432), (427, 462720), (448, 441030), (480, 411628), (482, 409920), (488, 404880), (560, 352824), (610, 323904), (640, 308721), (672, 294020), (723, 273280), (732, 269920), (840, 235216), (854, 231360), (896, 220515), (915, 215936), (960, 205814), (964, 204960), (976, 202440), (1120, 176412), (1205, 163968), (1220, 161952), (1281, 154240), (1344, 147010), (1446, 136640), (1464, 134960), (1680, 117608), (1687, 117120), (1708, 115680), (1830, 107968), (1920, 102907), (1928, 102480), (1952, 101220), (2135, 92544), (2240, 88206), (2410, 81984), (2440, 80976), (2562, 77120), (2688, 73505), (2892, 68320), (2928, 67480), (3360, 58804), (3374, 58560), (3416, 57840), (3615, 54656), (3660, 53984), (3856, 51240), (3904, 50610), (4270, 46272), (4480, 44103), (4820, 40992), (4880, 40488), (5061, 39040), (5124, 38560), (5784, 34160), (5856, 33740), (6405, 30848), (6720, 29402), (6748, 29280), (6832, 28920), (7230, 27328), (7320, 26992), (7712, 25620), (7808, 25305), (8435, 23424), (8540, 23136), (9640, 20496), (9760, 20244), (10122, 19520), (10248, 19280), (11568, 17080), (11712, 16870), (12810, 15424), (13440, 14701), (13496, 14640), (13664, 14460)]