398968416

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1999}}^1$

素因数の和:2039

約数の個数: 240

約数和(自身を含む): 1463616000

約数和(自身を除く): 1064647584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 42, 44, 48, 54, 56, 63, 66, 72, 77, 81, 84, 88, 96, 99, 108, 112, 126, 132, 144, 154, 162, 168, 176, 189, 198, 216, 224, 231, 252, 264, 288, 297, 308, 324, 336, 352, 378, 396, 432, 462, 504, 528, 567, 594, 616, 648, 672, 693, 756, 792, 864, 891, 924, 1008, 1056, 1134, 1188, 1232, 1296, 1386, 1512, 1584, 1782, 1848, 1999, 2016, 2079, 2268, 2376, 2464, 2592, 2772, 3024, 3168, 3564, 3696, 3998, 4158, 4536, 4752, 5544, 5997, 6048, 6237, 7128, 7392, 7996, 8316, 9072, 9504, 11088, 11994, 12474, 13993, 14256, 15992, 16632, 17991, 18144, 21989, 22176, 23988, 24948, 27986, 28512, 31984, 33264, 35982, 41979, 43978, 47976, 49896, 53973, 55972, 63968, 65967, 66528, 71964, 83958, 87956, 95952, 99792, 107946, 111944, 125937, 131934, 143928, 153923, 161919, 167916, 175912, 191904, 197901, 199584, 215892, 223888, 251874, 263868, 287856, 307846, 323838, 335832, 351824, 377811, 395802, 431784, 447776, 461769, 503748, 527736, 575712, 593703, 615692, 647676, 671664, 703648, 755622, 791604, 863568, 923538, 1007496, 1055472, 1133433, 1187406, 1231384, 1295352, 1343328, 1385307, 1511244, 1583208, 1727136, 1781109, 1847076, 2014992, 2110944, 2266866, 2374812, 2462768, 2590704, 2770614, 3022488, 3166416, 3562218, 3694152, 4029984, 4155921, 4533732, 4749624, 4925536, 5181408, 5541228, 6044976, 6332832, 7124436, 7388304, 8311842, 9067464, 9499248, 11082456, 12089952, 12467763, 14248872, 14776608, 16623684, 18134928, 18998496, 22164912, 24935526, 28497744, 33247368, 36269856, 44329824, 49871052, 56995488, 66494736, 99742104, 132989472, 199484208, 398968416]

約数ペア:

[(1, 398968416), (2, 199484208), (3, 132989472), (4, 99742104), (6, 66494736), (7, 56995488), (8, 49871052), (9, 44329824), (11, 36269856), (12, 33247368), (14, 28497744), (16, 24935526), (18, 22164912), (21, 18998496), (22, 18134928), (24, 16623684), (27, 14776608), (28, 14248872), (32, 12467763), (33, 12089952), (36, 11082456), (42, 9499248), (44, 9067464), (48, 8311842), (54, 7388304), (56, 7124436), (63, 6332832), (66, 6044976), (72, 5541228), (77, 5181408), (81, 4925536), (84, 4749624), (88, 4533732), (96, 4155921), (99, 4029984), (108, 3694152), (112, 3562218), (126, 3166416), (132, 3022488), (144, 2770614), (154, 2590704), (162, 2462768), (168, 2374812), (176, 2266866), (189, 2110944), (198, 2014992), (216, 1847076), (224, 1781109), (231, 1727136), (252, 1583208), (264, 1511244), (288, 1385307), (297, 1343328), (308, 1295352), (324, 1231384), (336, 1187406), (352, 1133433), (378, 1055472), (396, 1007496), (432, 923538), (462, 863568), (504, 791604), (528, 755622), (567, 703648), (594, 671664), (616, 647676), (648, 615692), (672, 593703), (693, 575712), (756, 527736), (792, 503748), (864, 461769), (891, 447776), (924, 431784), (1008, 395802), (1056, 377811), (1134, 351824), (1188, 335832), (1232, 323838), (1296, 307846), (1386, 287856), (1512, 263868), (1584, 251874), (1782, 223888), (1848, 215892), (1999, 199584), (2016, 197901), (2079, 191904), (2268, 175912), (2376, 167916), (2464, 161919), (2592, 153923), (2772, 143928), (3024, 131934), (3168, 125937), (3564, 111944), (3696, 107946), (3998, 99792), (4158, 95952), (4536, 87956), (4752, 83958), (5544, 71964), (5997, 66528), (6048, 65967), (6237, 63968), (7128, 55972), (7392, 53973), (7996, 49896), (8316, 47976), (9072, 43978), (9504, 41979), (11088, 35982), (11994, 33264), (12474, 31984), (13993, 28512), (14256, 27986), (15992, 24948), (16632, 23988), (17991, 22176), (18144, 21989)]