209860640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:175

約数の個数: 192

約数和(自身を含む): 574801920

約数和(自身を除く): 364941280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 47, 55, 59, 80, 86, 88, 94, 110, 118, 160, 172, 176, 188, 215, 220, 235, 236, 295, 344, 352, 376, 430, 440, 470, 472, 473, 517, 590, 649, 688, 752, 860, 880, 940, 944, 946, 1034, 1180, 1298, 1376, 1504, 1720, 1760, 1880, 1888, 1892, 2021, 2068, 2360, 2365, 2537, 2585, 2596, 2773, 3245, 3440, 3760, 3784, 4042, 4136, 4720, 4730, 5074, 5170, 5192, 5546, 6490, 6880, 7520, 7568, 8084, 8272, 9440, 9460, 10105, 10148, 10340, 10384, 11092, 12685, 12980, 13865, 15136, 16168, 16544, 18920, 20210, 20296, 20680, 20768, 22184, 22231, 25370, 25960, 27730, 27907, 30503, 32336, 37840, 40420, 40592, 41360, 44368, 44462, 50740, 51920, 55460, 55814, 61006, 64672, 75680, 80840, 81184, 82720, 88736, 88924, 101480, 103840, 110920, 111155, 111628, 119239, 122012, 139535, 152515, 161680, 177848, 202960, 221840, 222310, 223256, 238478, 244024, 279070, 305030, 323360, 355696, 405920, 443680, 444620, 446512, 476956, 488048, 558140, 596195, 610060, 711392, 889240, 893024, 953912, 976096, 1116280, 1192390, 1220120, 1311629, 1778480, 1907824, 2232560, 2384780, 2440240, 2623258, 3556960, 3815648, 4465120, 4769560, 4880480, 5246516, 6558145, 9539120, 10493032, 13116290, 19078240, 20986064, 26232580, 41972128, 52465160, 104930320, 209860640]

約数ペア:

[(1, 209860640), (2, 104930320), (4, 52465160), (5, 41972128), (8, 26232580), (10, 20986064), (11, 19078240), (16, 13116290), (20, 10493032), (22, 9539120), (32, 6558145), (40, 5246516), (43, 4880480), (44, 4769560), (47, 4465120), (55, 3815648), (59, 3556960), (80, 2623258), (86, 2440240), (88, 2384780), (94, 2232560), (110, 1907824), (118, 1778480), (160, 1311629), (172, 1220120), (176, 1192390), (188, 1116280), (215, 976096), (220, 953912), (235, 893024), (236, 889240), (295, 711392), (344, 610060), (352, 596195), (376, 558140), (430, 488048), (440, 476956), (470, 446512), (472, 444620), (473, 443680), (517, 405920), (590, 355696), (649, 323360), (688, 305030), (752, 279070), (860, 244024), (880, 238478), (940, 223256), (944, 222310), (946, 221840), (1034, 202960), (1180, 177848), (1298, 161680), (1376, 152515), (1504, 139535), (1720, 122012), (1760, 119239), (1880, 111628), (1888, 111155), (1892, 110920), (2021, 103840), (2068, 101480), (2360, 88924), (2365, 88736), (2537, 82720), (2585, 81184), (2596, 80840), (2773, 75680), (3245, 64672), (3440, 61006), (3760, 55814), (3784, 55460), (4042, 51920), (4136, 50740), (4720, 44462), (4730, 44368), (5074, 41360), (5170, 40592), (5192, 40420), (5546, 37840), (6490, 32336), (6880, 30503), (7520, 27907), (7568, 27730), (8084, 25960), (8272, 25370), (9440, 22231), (9460, 22184), (10105, 20768), (10148, 20680), (10340, 20296), (10384, 20210), (11092, 18920), (12685, 16544), (12980, 16168), (13865, 15136)]