28457352

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:121

約数の個数: 256

約数和(自身を含む): 103680000

約数和(自身を除く): 75222648

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 27, 28, 29, 33, 36, 42, 44, 54, 56, 58, 59, 63, 66, 72, 77, 84, 87, 88, 99, 108, 116, 118, 126, 132, 154, 168, 174, 177, 189, 198, 203, 216, 231, 232, 236, 252, 261, 264, 297, 308, 319, 348, 354, 378, 396, 406, 413, 462, 472, 504, 522, 531, 594, 609, 616, 638, 649, 693, 696, 708, 756, 783, 792, 812, 826, 924, 957, 1044, 1062, 1188, 1218, 1239, 1276, 1298, 1386, 1416, 1512, 1566, 1593, 1624, 1652, 1711, 1827, 1848, 1914, 1947, 2079, 2088, 2124, 2233, 2376, 2436, 2478, 2552, 2596, 2772, 2871, 3132, 3186, 3304, 3422, 3654, 3717, 3828, 3894, 4158, 4248, 4466, 4543, 4872, 4956, 5133, 5192, 5481, 5544, 5742, 5841, 6264, 6372, 6699, 6844, 7308, 7434, 7656, 7788, 8316, 8613, 8932, 9086, 9912, 10266, 10962, 11151, 11484, 11682, 11977, 12744, 13398, 13629, 13688, 14616, 14868, 15399, 15576, 16632, 17226, 17523, 17864, 18172, 18821, 20097, 20532, 21924, 22302, 22968, 23364, 23954, 26796, 27258, 29736, 30798, 34452, 35046, 35931, 36344, 37642, 40194, 40887, 41064, 43848, 44604, 46197, 46728, 47908, 53592, 54516, 56463, 60291, 61596, 68904, 70092, 71862, 75284, 80388, 81774, 89208, 92394, 95816, 107793, 109032, 112926, 120582, 122661, 123192, 131747, 140184, 143724, 150568, 160776, 163548, 169389, 184788, 215586, 225852, 241164, 245322, 263494, 287448, 323379, 327096, 338778, 369576, 395241, 431172, 451704, 482328, 490644, 508167, 526988, 646758, 677556, 790482, 862344, 981288, 1016334, 1053976, 1185723, 1293516, 1355112, 1580964, 2032668, 2371446, 2587032, 3161928, 3557169, 4065336, 4742892, 7114338, 9485784, 14228676, 28457352]

約数ペア:

[(1, 28457352), (2, 14228676), (3, 9485784), (4, 7114338), (6, 4742892), (7, 4065336), (8, 3557169), (9, 3161928), (11, 2587032), (12, 2371446), (14, 2032668), (18, 1580964), (21, 1355112), (22, 1293516), (24, 1185723), (27, 1053976), (28, 1016334), (29, 981288), (33, 862344), (36, 790482), (42, 677556), (44, 646758), (54, 526988), (56, 508167), (58, 490644), (59, 482328), (63, 451704), (66, 431172), (72, 395241), (77, 369576), (84, 338778), (87, 327096), (88, 323379), (99, 287448), (108, 263494), (116, 245322), (118, 241164), (126, 225852), (132, 215586), (154, 184788), (168, 169389), (174, 163548), (177, 160776), (189, 150568), (198, 143724), (203, 140184), (216, 131747), (231, 123192), (232, 122661), (236, 120582), (252, 112926), (261, 109032), (264, 107793), (297, 95816), (308, 92394), (319, 89208), (348, 81774), (354, 80388), (378, 75284), (396, 71862), (406, 70092), (413, 68904), (462, 61596), (472, 60291), (504, 56463), (522, 54516), (531, 53592), (594, 47908), (609, 46728), (616, 46197), (638, 44604), (649, 43848), (693, 41064), (696, 40887), (708, 40194), (756, 37642), (783, 36344), (792, 35931), (812, 35046), (826, 34452), (924, 30798), (957, 29736), (1044, 27258), (1062, 26796), (1188, 23954), (1218, 23364), (1239, 22968), (1276, 22302), (1298, 21924), (1386, 20532), (1416, 20097), (1512, 18821), (1566, 18172), (1593, 17864), (1624, 17523), (1652, 17226), (1711, 16632), (1827, 15576), (1848, 15399), (1914, 14868), (1947, 14616), (2079, 13688), (2088, 13629), (2124, 13398), (2233, 12744), (2376, 11977), (2436, 11682), (2478, 11484), (2552, 11151), (2596, 10962), (2772, 10266), (2871, 9912), (3132, 9086), (3186, 8932), (3304, 8613), (3422, 8316), (3654, 7788), (3717, 7656), (3828, 7434), (3894, 7308), (4158, 6844), (4248, 6699), (4466, 6372), (4543, 6264), (4872, 5841), (4956, 5742), (5133, 5544), (5192, 5481)]