251312544

素因数分解:

$2^5\times 3^{10}\times 7^1\times {\mathrm{19}}^1$

素因数の和:66

約数の個数: 264

約数和(自身を含む): 892815840

約数和(自身を除く): 641503296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 32, 36, 38, 42, 48, 54, 56, 57, 63, 72, 76, 81, 84, 96, 108, 112, 114, 126, 133, 144, 152, 162, 168, 171, 189, 216, 224, 228, 243, 252, 266, 288, 304, 324, 336, 342, 378, 399, 432, 456, 486, 504, 513, 532, 567, 608, 648, 672, 684, 729, 756, 798, 864, 912, 972, 1008, 1026, 1064, 1134, 1197, 1296, 1368, 1458, 1512, 1539, 1596, 1701, 1824, 1944, 2016, 2052, 2128, 2187, 2268, 2394, 2592, 2736, 2916, 3024, 3078, 3192, 3402, 3591, 3888, 4104, 4256, 4374, 4536, 4617, 4788, 5103, 5472, 5832, 6048, 6156, 6384, 6561, 6804, 7182, 7776, 8208, 8748, 9072, 9234, 9576, 10206, 10773, 11664, 12312, 12768, 13122, 13608, 13851, 14364, 15309, 16416, 17496, 18144, 18468, 19152, 19683, 20412, 21546, 23328, 24624, 26244, 27216, 27702, 28728, 30618, 32319, 34992, 36936, 38304, 39366, 40824, 41553, 43092, 45927, 49248, 52488, 54432, 55404, 57456, 59049, 61236, 64638, 69984, 73872, 78732, 81648, 83106, 86184, 91854, 96957, 104976, 110808, 114912, 118098, 122472, 124659, 129276, 137781, 147744, 157464, 163296, 166212, 172368, 183708, 193914, 209952, 221616, 236196, 244944, 249318, 258552, 275562, 290871, 314928, 332424, 344736, 367416, 373977, 387828, 413343, 443232, 472392, 489888, 498636, 517104, 551124, 581742, 629856, 664848, 734832, 747954, 775656, 826686, 872613, 944784, 997272, 1034208, 1102248, 1121931, 1163484, 1329696, 1469664, 1495908, 1551312, 1653372, 1745226, 1889568, 1994544, 2204496, 2243862, 2326968, 2617839, 2991816, 3102624, 3306744, 3490452, 3989088, 4408992, 4487724, 4653936, 5235678, 5983632, 6613488, 6980904, 7853517, 8975448, 9307872, 10471356, 11967264, 13226976, 13961808, 15707034, 17950896, 20942712, 27923616, 31414068, 35901792, 41885424, 62828136, 83770848, 125656272, 251312544]

約数ペア:

[(1, 251312544), (2, 125656272), (3, 83770848), (4, 62828136), (6, 41885424), (7, 35901792), (8, 31414068), (9, 27923616), (12, 20942712), (14, 17950896), (16, 15707034), (18, 13961808), (19, 13226976), (21, 11967264), (24, 10471356), (27, 9307872), (28, 8975448), (32, 7853517), (36, 6980904), (38, 6613488), (42, 5983632), (48, 5235678), (54, 4653936), (56, 4487724), (57, 4408992), (63, 3989088), (72, 3490452), (76, 3306744), (81, 3102624), (84, 2991816), (96, 2617839), (108, 2326968), (112, 2243862), (114, 2204496), (126, 1994544), (133, 1889568), (144, 1745226), (152, 1653372), (162, 1551312), (168, 1495908), (171, 1469664), (189, 1329696), (216, 1163484), (224, 1121931), (228, 1102248), (243, 1034208), (252, 997272), (266, 944784), (288, 872613), (304, 826686), (324, 775656), (336, 747954), (342, 734832), (378, 664848), (399, 629856), (432, 581742), (456, 551124), (486, 517104), (504, 498636), (513, 489888), (532, 472392), (567, 443232), (608, 413343), (648, 387828), (672, 373977), (684, 367416), (729, 344736), (756, 332424), (798, 314928), (864, 290871), (912, 275562), (972, 258552), (1008, 249318), (1026, 244944), (1064, 236196), (1134, 221616), (1197, 209952), (1296, 193914), (1368, 183708), (1458, 172368), (1512, 166212), (1539, 163296), (1596, 157464), (1701, 147744), (1824, 137781), (1944, 129276), (2016, 124659), (2052, 122472), (2128, 118098), (2187, 114912), (2268, 110808), (2394, 104976), (2592, 96957), (2736, 91854), (2916, 86184), (3024, 83106), (3078, 81648), (3192, 78732), (3402, 73872), (3591, 69984), (3888, 64638), (4104, 61236), (4256, 59049), (4374, 57456), (4536, 55404), (4617, 54432), (4788, 52488), (5103, 49248), (5472, 45927), (5832, 43092), (6048, 41553), (6156, 40824), (6384, 39366), (6561, 38304), (6804, 36936), (7182, 34992), (7776, 32319), (8208, 30618), (8748, 28728), (9072, 27702), (9234, 27216), (9576, 26244), (10206, 24624), (10773, 23328), (11664, 21546), (12312, 20412), (12768, 19683), (13122, 19152), (13608, 18468), (13851, 18144), (14364, 17496), (15309, 16416)]