289863392

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:106

約数の個数: 192

約数和(自身を含む): 767692800

約数和(自身を除く): 477829408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 31, 32, 38, 52, 56, 62, 76, 91, 104, 112, 124, 133, 152, 169, 182, 208, 217, 224, 247, 248, 266, 304, 338, 364, 403, 416, 434, 494, 496, 532, 589, 608, 676, 728, 806, 868, 988, 992, 1064, 1178, 1183, 1352, 1456, 1612, 1729, 1736, 1976, 2128, 2197, 2356, 2366, 2704, 2821, 2912, 3211, 3224, 3458, 3472, 3952, 4123, 4256, 4394, 4712, 4732, 5239, 5408, 5642, 6422, 6448, 6916, 6944, 7657, 7904, 8246, 8788, 9424, 9464, 10478, 11284, 12844, 12896, 13832, 15314, 15379, 16492, 17576, 18848, 18928, 20956, 22477, 22568, 25688, 27664, 30628, 30758, 32984, 35152, 36673, 37856, 41743, 41912, 44954, 45136, 51376, 53599, 55328, 61256, 61516, 65968, 68107, 70304, 73346, 83486, 83824, 89908, 90272, 99541, 102752, 107198, 122512, 123032, 131936, 136214, 146692, 166972, 167648, 179816, 199082, 214396, 245024, 246064, 272428, 292201, 293384, 333944, 359632, 398164, 428792, 476749, 492128, 544856, 584402, 586768, 667888, 696787, 719264, 796328, 857584, 953498, 1089712, 1168804, 1173536, 1294033, 1335776, 1393574, 1592656, 1715168, 1906996, 2179424, 2337608, 2588066, 2787148, 3185312, 3813992, 4675216, 5176132, 5574296, 7627984, 9058231, 9350432, 10352264, 11148592, 15255968, 18116462, 20704528, 22297184, 36232924, 41409056, 72465848, 144931696, 289863392]

約数ペア:

[(1, 289863392), (2, 144931696), (4, 72465848), (7, 41409056), (8, 36232924), (13, 22297184), (14, 20704528), (16, 18116462), (19, 15255968), (26, 11148592), (28, 10352264), (31, 9350432), (32, 9058231), (38, 7627984), (52, 5574296), (56, 5176132), (62, 4675216), (76, 3813992), (91, 3185312), (104, 2787148), (112, 2588066), (124, 2337608), (133, 2179424), (152, 1906996), (169, 1715168), (182, 1592656), (208, 1393574), (217, 1335776), (224, 1294033), (247, 1173536), (248, 1168804), (266, 1089712), (304, 953498), (338, 857584), (364, 796328), (403, 719264), (416, 696787), (434, 667888), (494, 586768), (496, 584402), (532, 544856), (589, 492128), (608, 476749), (676, 428792), (728, 398164), (806, 359632), (868, 333944), (988, 293384), (992, 292201), (1064, 272428), (1178, 246064), (1183, 245024), (1352, 214396), (1456, 199082), (1612, 179816), (1729, 167648), (1736, 166972), (1976, 146692), (2128, 136214), (2197, 131936), (2356, 123032), (2366, 122512), (2704, 107198), (2821, 102752), (2912, 99541), (3211, 90272), (3224, 89908), (3458, 83824), (3472, 83486), (3952, 73346), (4123, 70304), (4256, 68107), (4394, 65968), (4712, 61516), (4732, 61256), (5239, 55328), (5408, 53599), (5642, 51376), (6422, 45136), (6448, 44954), (6916, 41912), (6944, 41743), (7657, 37856), (7904, 36673), (8246, 35152), (8788, 32984), (9424, 30758), (9464, 30628), (10478, 27664), (11284, 25688), (12844, 22568), (12896, 22477), (13832, 20956), (15314, 18928), (15379, 18848), (16492, 17576)]