646745472

素因数分解:

$2^7\times 3^6\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:300

約数の個数: 224

約数和(自身を含む): 2006748000

約数和(自身を除く): 1360002528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 81, 87, 96, 108, 116, 128, 144, 162, 174, 192, 216, 232, 239, 243, 261, 288, 324, 348, 384, 432, 464, 478, 486, 522, 576, 648, 696, 717, 729, 783, 864, 928, 956, 972, 1044, 1152, 1296, 1392, 1434, 1458, 1566, 1728, 1856, 1912, 1944, 2088, 2151, 2349, 2592, 2784, 2868, 2916, 3132, 3456, 3712, 3824, 3888, 4176, 4302, 4698, 5184, 5568, 5736, 5832, 6264, 6453, 6931, 7047, 7648, 7776, 8352, 8604, 9396, 10368, 11136, 11472, 11664, 12528, 12906, 13862, 14094, 15296, 15552, 16704, 17208, 18792, 19359, 20793, 21141, 22944, 23328, 25056, 25812, 27724, 28188, 30592, 31104, 33408, 34416, 37584, 38718, 41586, 42282, 45888, 46656, 50112, 51624, 55448, 56376, 58077, 62379, 68832, 75168, 77436, 83172, 84564, 91776, 93312, 100224, 103248, 110896, 112752, 116154, 124758, 137664, 150336, 154872, 166344, 169128, 174231, 187137, 206496, 221792, 225504, 232308, 249516, 275328, 300672, 309744, 332688, 338256, 348462, 374274, 412992, 443584, 451008, 464616, 499032, 561411, 619488, 665376, 676512, 696924, 748548, 825984, 887168, 902016, 929232, 998064, 1122822, 1238976, 1330752, 1353024, 1393848, 1497096, 1684233, 1858464, 1996128, 2245644, 2477952, 2661504, 2706048, 2787696, 2994192, 3368466, 3716928, 3992256, 4491288, 5052699, 5575392, 5988384, 6736932, 7433856, 7984512, 8982576, 10105398, 11150784, 11976768, 13473864, 17965152, 20210796, 22301568, 23953536, 26947728, 35930304, 40421592, 53895456, 71860608, 80843184, 107790912, 161686368, 215581824, 323372736, 646745472]

約数ペア:

[(1, 646745472), (2, 323372736), (3, 215581824), (4, 161686368), (6, 107790912), (8, 80843184), (9, 71860608), (12, 53895456), (16, 40421592), (18, 35930304), (24, 26947728), (27, 23953536), (29, 22301568), (32, 20210796), (36, 17965152), (48, 13473864), (54, 11976768), (58, 11150784), (64, 10105398), (72, 8982576), (81, 7984512), (87, 7433856), (96, 6736932), (108, 5988384), (116, 5575392), (128, 5052699), (144, 4491288), (162, 3992256), (174, 3716928), (192, 3368466), (216, 2994192), (232, 2787696), (239, 2706048), (243, 2661504), (261, 2477952), (288, 2245644), (324, 1996128), (348, 1858464), (384, 1684233), (432, 1497096), (464, 1393848), (478, 1353024), (486, 1330752), (522, 1238976), (576, 1122822), (648, 998064), (696, 929232), (717, 902016), (729, 887168), (783, 825984), (864, 748548), (928, 696924), (956, 676512), (972, 665376), (1044, 619488), (1152, 561411), (1296, 499032), (1392, 464616), (1434, 451008), (1458, 443584), (1566, 412992), (1728, 374274), (1856, 348462), (1912, 338256), (1944, 332688), (2088, 309744), (2151, 300672), (2349, 275328), (2592, 249516), (2784, 232308), (2868, 225504), (2916, 221792), (3132, 206496), (3456, 187137), (3712, 174231), (3824, 169128), (3888, 166344), (4176, 154872), (4302, 150336), (4698, 137664), (5184, 124758), (5568, 116154), (5736, 112752), (5832, 110896), (6264, 103248), (6453, 100224), (6931, 93312), (7047, 91776), (7648, 84564), (7776, 83172), (8352, 77436), (8604, 75168), (9396, 68832), (10368, 62379), (11136, 58077), (11472, 56376), (11664, 55448), (12528, 51624), (12906, 50112), (13862, 46656), (14094, 45888), (15296, 42282), (15552, 41586), (16704, 38718), (17208, 37584), (18792, 34416), (19359, 33408), (20793, 31104), (21141, 30592), (22944, 28188), (23328, 27724), (25056, 25812)]