849865744

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1069

約数の個数: 160

約数和(自身を含む): 2204303360

約数和(自身を除く): 1354437616

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 31, 38, 52, 56, 62, 76, 91, 104, 112, 124, 133, 152, 182, 208, 217, 247, 248, 266, 304, 364, 403, 434, 494, 496, 532, 589, 728, 806, 868, 988, 991, 1064, 1178, 1456, 1612, 1729, 1736, 1976, 1982, 2128, 2356, 2821, 3224, 3458, 3472, 3952, 3964, 4123, 4712, 5642, 6448, 6916, 6937, 7657, 7928, 8246, 9424, 11284, 12883, 13832, 13874, 15314, 15856, 16492, 18829, 22568, 25766, 27664, 27748, 30628, 30721, 32984, 37658, 45136, 51532, 53599, 55496, 61256, 61442, 65968, 75316, 90181, 103064, 107198, 110992, 122512, 122884, 131803, 150632, 180362, 206128, 214396, 215047, 244777, 245768, 263606, 301264, 360724, 399373, 428792, 430094, 489554, 491536, 527212, 583699, 721448, 798746, 857584, 860188, 979108, 1054424, 1167398, 1442896, 1597492, 1713439, 1720376, 1958216, 2108848, 2334796, 2795611, 3194984, 3426878, 3440752, 3916432, 4085893, 4669592, 5591222, 6389968, 6853756, 7588087, 8171786, 9339184, 11182444, 13707512, 15176174, 16343572, 22364888, 27415024, 30352348, 32687144, 44729776, 53116609, 60704696, 65374288, 106233218, 121409392, 212466436, 424932872, 849865744]

約数ペア:

[(1, 849865744), (2, 424932872), (4, 212466436), (7, 121409392), (8, 106233218), (13, 65374288), (14, 60704696), (16, 53116609), (19, 44729776), (26, 32687144), (28, 30352348), (31, 27415024), (38, 22364888), (52, 16343572), (56, 15176174), (62, 13707512), (76, 11182444), (91, 9339184), (104, 8171786), (112, 7588087), (124, 6853756), (133, 6389968), (152, 5591222), (182, 4669592), (208, 4085893), (217, 3916432), (247, 3440752), (248, 3426878), (266, 3194984), (304, 2795611), (364, 2334796), (403, 2108848), (434, 1958216), (494, 1720376), (496, 1713439), (532, 1597492), (589, 1442896), (728, 1167398), (806, 1054424), (868, 979108), (988, 860188), (991, 857584), (1064, 798746), (1178, 721448), (1456, 583699), (1612, 527212), (1729, 491536), (1736, 489554), (1976, 430094), (1982, 428792), (2128, 399373), (2356, 360724), (2821, 301264), (3224, 263606), (3458, 245768), (3472, 244777), (3952, 215047), (3964, 214396), (4123, 206128), (4712, 180362), (5642, 150632), (6448, 131803), (6916, 122884), (6937, 122512), (7657, 110992), (7928, 107198), (8246, 103064), (9424, 90181), (11284, 75316), (12883, 65968), (13832, 61442), (13874, 61256), (15314, 55496), (15856, 53599), (16492, 51532), (18829, 45136), (22568, 37658), (25766, 32984), (27664, 30721), (27748, 30628)]