72309888

素因数分解:

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

素因数の和:105

約数の個数: 256

約数和(自身を含む): 252960000

約数和(自身を除く): 180650112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 61, 63, 64, 72, 84, 96, 98, 108, 112, 122, 126, 128, 144, 147, 168, 183, 189, 192, 196, 216, 224, 244, 252, 288, 294, 336, 343, 366, 378, 384, 392, 427, 432, 441, 448, 488, 504, 549, 576, 588, 672, 686, 732, 756, 784, 854, 864, 882, 896, 976, 1008, 1029, 1098, 1152, 1176, 1281, 1323, 1344, 1372, 1464, 1512, 1568, 1647, 1708, 1728, 1764, 1952, 2016, 2058, 2196, 2352, 2562, 2646, 2688, 2744, 2928, 2989, 3024, 3087, 3136, 3294, 3416, 3456, 3528, 3843, 3904, 4032, 4116, 4392, 4704, 5124, 5292, 5488, 5856, 5978, 6048, 6174, 6272, 6588, 6832, 7056, 7686, 7808, 8064, 8232, 8784, 8967, 9261, 9408, 10248, 10584, 10976, 11529, 11712, 11956, 12096, 12348, 13176, 13664, 14112, 15372, 16464, 17568, 17934, 18522, 18816, 20496, 20923, 21168, 21952, 23058, 23424, 23912, 24192, 24696, 26352, 26901, 27328, 28224, 30744, 32928, 35136, 35868, 37044, 40992, 41846, 42336, 43904, 46116, 47824, 49392, 52704, 53802, 54656, 56448, 61488, 62769, 65856, 70272, 71736, 74088, 80703, 81984, 83692, 84672, 92232, 95648, 98784, 105408, 107604, 122976, 125538, 131712, 143472, 148176, 161406, 163968, 167384, 169344, 184464, 188307, 191296, 197568, 210816, 215208, 245952, 251076, 286944, 296352, 322812, 334768, 368928, 376614, 382592, 395136, 430416, 491904, 502152, 564921, 573888, 592704, 645624, 669536, 737856, 753228, 860832, 1004304, 1129842, 1147776, 1185408, 1291248, 1339072, 1475712, 1506456, 1721664, 2008608, 2259684, 2582496, 2678144, 3012912, 3443328, 4017216, 4519368, 5164992, 6025824, 8034432, 9038736, 10329984, 12051648, 18077472, 24103296, 36154944, 72309888]

約数ペア:

[(1, 72309888), (2, 36154944), (3, 24103296), (4, 18077472), (6, 12051648), (7, 10329984), (8, 9038736), (9, 8034432), (12, 6025824), (14, 5164992), (16, 4519368), (18, 4017216), (21, 3443328), (24, 3012912), (27, 2678144), (28, 2582496), (32, 2259684), (36, 2008608), (42, 1721664), (48, 1506456), (49, 1475712), (54, 1339072), (56, 1291248), (61, 1185408), (63, 1147776), (64, 1129842), (72, 1004304), (84, 860832), (96, 753228), (98, 737856), (108, 669536), (112, 645624), (122, 592704), (126, 573888), (128, 564921), (144, 502152), (147, 491904), (168, 430416), (183, 395136), (189, 382592), (192, 376614), (196, 368928), (216, 334768), (224, 322812), (244, 296352), (252, 286944), (288, 251076), (294, 245952), (336, 215208), (343, 210816), (366, 197568), (378, 191296), (384, 188307), (392, 184464), (427, 169344), (432, 167384), (441, 163968), (448, 161406), (488, 148176), (504, 143472), (549, 131712), (576, 125538), (588, 122976), (672, 107604), (686, 105408), (732, 98784), (756, 95648), (784, 92232), (854, 84672), (864, 83692), (882, 81984), (896, 80703), (976, 74088), (1008, 71736), (1029, 70272), (1098, 65856), (1152, 62769), (1176, 61488), (1281, 56448), (1323, 54656), (1344, 53802), (1372, 52704), (1464, 49392), (1512, 47824), (1568, 46116), (1647, 43904), (1708, 42336), (1728, 41846), (1764, 40992), (1952, 37044), (2016, 35868), (2058, 35136), (2196, 32928), (2352, 30744), (2562, 28224), (2646, 27328), (2688, 26901), (2744, 26352), (2928, 24696), (2989, 24192), (3024, 23912), (3087, 23424), (3136, 23058), (3294, 21952), (3416, 21168), (3456, 20923), (3528, 20496), (3843, 18816), (3904, 18522), (4032, 17934), (4116, 17568), (4392, 16464), (4704, 15372), (5124, 14112), (5292, 13664), (5488, 13176), (5856, 12348), (5978, 12096), (6048, 11956), (6174, 11712), (6272, 11529), (6588, 10976), (6832, 10584), (7056, 10248), (7686, 9408), (7808, 9261), (8064, 8967), (8232, 8784)]