204920928

素因数分解:

$2^5\times 3^5\times {\mathrm{19}}^2\times {\mathrm{73}}^1$

素因数の和:136

約数の個数: 216

約数和(自身を含む): 646544808

約数和(自身を除く): 441623880

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 72, 73, 76, 81, 96, 108, 114, 144, 146, 152, 162, 171, 216, 219, 228, 243, 288, 292, 304, 324, 342, 361, 432, 438, 456, 486, 513, 584, 608, 648, 657, 684, 722, 864, 876, 912, 972, 1026, 1083, 1168, 1296, 1314, 1368, 1387, 1444, 1539, 1752, 1824, 1944, 1971, 2052, 2166, 2336, 2592, 2628, 2736, 2774, 2888, 3078, 3249, 3504, 3888, 3942, 4104, 4161, 4332, 4617, 5256, 5472, 5548, 5776, 5913, 6156, 6498, 7008, 7776, 7884, 8208, 8322, 8664, 9234, 9747, 10512, 11096, 11552, 11826, 12312, 12483, 12996, 15768, 16416, 16644, 17328, 17739, 18468, 19494, 21024, 22192, 23652, 24624, 24966, 25992, 26353, 29241, 31536, 33288, 34656, 35478, 36936, 37449, 38988, 44384, 47304, 49248, 49932, 51984, 52706, 58482, 63072, 66576, 70956, 73872, 74898, 77976, 79059, 87723, 94608, 99864, 103968, 105412, 112347, 116964, 133152, 141912, 147744, 149796, 155952, 158118, 175446, 189216, 199728, 210824, 224694, 233928, 237177, 283824, 299592, 311904, 316236, 337041, 350892, 399456, 421648, 449388, 467856, 474354, 567648, 599184, 632472, 674082, 701784, 711531, 843296, 898776, 935712, 948708, 1198368, 1264944, 1348164, 1403568, 1423062, 1797552, 1897416, 2134593, 2529888, 2696328, 2807136, 2846124, 3595104, 3794832, 4269186, 5392656, 5692248, 6403779, 7589664, 8538372, 10785312, 11384496, 12807558, 17076744, 22768992, 25615116, 34153488, 51230232, 68306976, 102460464, 204920928]

約数ペア:

[(1, 204920928), (2, 102460464), (3, 68306976), (4, 51230232), (6, 34153488), (8, 25615116), (9, 22768992), (12, 17076744), (16, 12807558), (18, 11384496), (19, 10785312), (24, 8538372), (27, 7589664), (32, 6403779), (36, 5692248), (38, 5392656), (48, 4269186), (54, 3794832), (57, 3595104), (72, 2846124), (73, 2807136), (76, 2696328), (81, 2529888), (96, 2134593), (108, 1897416), (114, 1797552), (144, 1423062), (146, 1403568), (152, 1348164), (162, 1264944), (171, 1198368), (216, 948708), (219, 935712), (228, 898776), (243, 843296), (288, 711531), (292, 701784), (304, 674082), (324, 632472), (342, 599184), (361, 567648), (432, 474354), (438, 467856), (456, 449388), (486, 421648), (513, 399456), (584, 350892), (608, 337041), (648, 316236), (657, 311904), (684, 299592), (722, 283824), (864, 237177), (876, 233928), (912, 224694), (972, 210824), (1026, 199728), (1083, 189216), (1168, 175446), (1296, 158118), (1314, 155952), (1368, 149796), (1387, 147744), (1444, 141912), (1539, 133152), (1752, 116964), (1824, 112347), (1944, 105412), (1971, 103968), (2052, 99864), (2166, 94608), (2336, 87723), (2592, 79059), (2628, 77976), (2736, 74898), (2774, 73872), (2888, 70956), (3078, 66576), (3249, 63072), (3504, 58482), (3888, 52706), (3942, 51984), (4104, 49932), (4161, 49248), (4332, 47304), (4617, 44384), (5256, 38988), (5472, 37449), (5548, 36936), (5776, 35478), (5913, 34656), (6156, 33288), (6498, 31536), (7008, 29241), (7776, 26353), (7884, 25992), (8208, 24966), (8322, 24624), (8664, 23652), (9234, 22192), (9747, 21024), (10512, 19494), (11096, 18468), (11552, 17739), (11826, 17328), (12312, 16644), (12483, 16416), (12996, 15768)]