28068768

素因数分解:

$2^5\times 3^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:66

約数の個数: 360

約数和(自身を含む): 109496772

約数和(自身を除く): 81428004

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 17, 18, 21, 24, 26, 27, 28, 32, 34, 36, 39, 42, 48, 49, 51, 52, 54, 56, 63, 68, 72, 78, 81, 84, 91, 96, 98, 102, 104, 108, 112, 117, 119, 126, 136, 144, 147, 153, 156, 162, 168, 182, 189, 196, 204, 208, 216, 221, 224, 234, 238, 252, 272, 273, 288, 294, 306, 312, 324, 336, 351, 357, 364, 378, 392, 408, 416, 432, 441, 442, 459, 468, 476, 504, 544, 546, 567, 588, 612, 624, 637, 648, 663, 672, 702, 714, 728, 756, 784, 816, 819, 833, 864, 882, 884, 918, 936, 952, 1008, 1053, 1071, 1092, 1134, 1176, 1224, 1248, 1274, 1296, 1323, 1326, 1377, 1404, 1428, 1456, 1512, 1547, 1568, 1632, 1638, 1666, 1764, 1768, 1836, 1872, 1904, 1911, 1989, 2016, 2106, 2142, 2184, 2268, 2352, 2448, 2457, 2499, 2548, 2592, 2646, 2652, 2754, 2808, 2856, 2912, 3024, 3094, 3213, 3276, 3332, 3528, 3536, 3672, 3744, 3808, 3822, 3969, 3978, 4212, 4284, 4368, 4536, 4641, 4704, 4896, 4914, 4998, 5096, 5292, 5304, 5508, 5616, 5712, 5733, 5967, 6048, 6188, 6426, 6552, 6664, 7056, 7072, 7344, 7371, 7497, 7644, 7938, 7956, 8424, 8568, 8736, 9072, 9282, 9639, 9828, 9996, 10192, 10584, 10608, 10829, 11016, 11232, 11424, 11466, 11934, 12376, 12852, 13104, 13328, 13923, 14112, 14688, 14742, 14994, 15288, 15876, 15912, 16848, 17136, 17199, 17901, 18144, 18564, 19278, 19656, 19992, 20384, 21168, 21216, 21658, 22032, 22491, 22932, 23868, 24752, 25704, 26208, 26656, 27846, 29484, 29988, 30576, 31752, 31824, 32487, 33696, 34272, 34398, 35802, 37128, 38556, 39312, 39984, 41769, 42336, 43316, 44064, 44982, 45864, 47736, 49504, 51408, 51597, 55692, 58968, 59976, 61152, 63504, 63648, 64974, 67473, 68796, 71604, 74256, 77112, 78624, 79968, 83538, 86632, 89964, 91728, 95472, 97461, 102816, 103194, 111384, 117936, 119952, 125307, 127008, 129948, 134946, 137592, 143208, 148512, 154224, 167076, 173264, 179928, 183456, 190944, 194922, 206388, 222768, 235872, 239904, 250614, 259896, 269892, 275184, 286416, 292383, 308448, 334152, 346528, 359856, 389844, 412776, 445536, 501228, 519792, 539784, 550368, 572832, 584766, 668304, 719712, 779688, 825552, 877149, 1002456, 1039584, 1079568, 1169532, 1336608, 1559376, 1651104, 1754298, 2004912, 2159136, 2339064, 3118752, 3508596, 4009824, 4678128, 7017192, 9356256, 14034384, 28068768]

約数ペア:

[(1, 28068768), (2, 14034384), (3, 9356256), (4, 7017192), (6, 4678128), (7, 4009824), (8, 3508596), (9, 3118752), (12, 2339064), (13, 2159136), (14, 2004912), (16, 1754298), (17, 1651104), (18, 1559376), (21, 1336608), (24, 1169532), (26, 1079568), (27, 1039584), (28, 1002456), (32, 877149), (34, 825552), (36, 779688), (39, 719712), (42, 668304), (48, 584766), (49, 572832), (51, 550368), (52, 539784), (54, 519792), (56, 501228), (63, 445536), (68, 412776), (72, 389844), (78, 359856), (81, 346528), (84, 334152), (91, 308448), (96, 292383), (98, 286416), (102, 275184), (104, 269892), (108, 259896), (112, 250614), (117, 239904), (119, 235872), (126, 222768), (136, 206388), (144, 194922), (147, 190944), (153, 183456), (156, 179928), (162, 173264), (168, 167076), (182, 154224), (189, 148512), (196, 143208), (204, 137592), (208, 134946), (216, 129948), (221, 127008), (224, 125307), (234, 119952), (238, 117936), (252, 111384), (272, 103194), (273, 102816), (288, 97461), (294, 95472), (306, 91728), (312, 89964), (324, 86632), (336, 83538), (351, 79968), (357, 78624), (364, 77112), (378, 74256), (392, 71604), (408, 68796), (416, 67473), (432, 64974), (441, 63648), (442, 63504), (459, 61152), (468, 59976), (476, 58968), (504, 55692), (544, 51597), (546, 51408), (567, 49504), (588, 47736), (612, 45864), (624, 44982), (637, 44064), (648, 43316), (663, 42336), (672, 41769), (702, 39984), (714, 39312), (728, 38556), (756, 37128), (784, 35802), (816, 34398), (819, 34272), (833, 33696), (864, 32487), (882, 31824), (884, 31752), (918, 30576), (936, 29988), (952, 29484), (1008, 27846), (1053, 26656), (1071, 26208), (1092, 25704), (1134, 24752), (1176, 23868), (1224, 22932), (1248, 22491), (1274, 22032), (1296, 21658), (1323, 21216), (1326, 21168), (1377, 20384), (1404, 19992), (1428, 19656), (1456, 19278), (1512, 18564), (1547, 18144), (1568, 17901), (1632, 17199), (1638, 17136), (1666, 16848), (1764, 15912), (1768, 15876), (1836, 15288), (1872, 14994), (1904, 14742), (1911, 14688), (1989, 14112), (2016, 13923), (2106, 13328), (2142, 13104), (2184, 12852), (2268, 12376), (2352, 11934), (2448, 11466), (2457, 11424), (2499, 11232), (2548, 11016), (2592, 10829), (2646, 10608), (2652, 10584), (2754, 10192), (2808, 9996), (2856, 9828), (2912, 9639), (3024, 9282), (3094, 9072), (3213, 8736), (3276, 8568), (3332, 8424), (3528, 7956), (3536, 7938), (3672, 7644), (3744, 7497), (3808, 7371), (3822, 7344), (3969, 7072), (3978, 7056), (4212, 6664), (4284, 6552), (4368, 6426), (4536, 6188), (4641, 6048), (4704, 5967), (4896, 5733), (4914, 5712), (4998, 5616), (5096, 5508), (5292, 5304)]