28968408

素因数分解:

$2^3\times 3^3\times 7^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:76

約数の個数: 256

約数和(自身を含む): 103680000

約数和(自身を除く): 74711592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 23, 24, 27, 28, 34, 36, 42, 46, 49, 51, 54, 56, 63, 68, 69, 72, 84, 92, 98, 102, 108, 119, 126, 136, 138, 147, 153, 161, 168, 184, 189, 196, 204, 207, 216, 238, 252, 276, 294, 306, 322, 343, 357, 378, 391, 392, 408, 414, 441, 459, 476, 483, 504, 552, 588, 612, 621, 644, 686, 714, 756, 782, 828, 833, 882, 918, 952, 966, 1029, 1071, 1127, 1173, 1176, 1224, 1242, 1288, 1323, 1372, 1428, 1449, 1512, 1564, 1656, 1666, 1764, 1836, 1932, 2058, 2142, 2254, 2346, 2484, 2499, 2646, 2737, 2744, 2856, 2898, 3087, 3128, 3213, 3332, 3381, 3519, 3528, 3672, 3864, 4116, 4284, 4347, 4508, 4692, 4968, 4998, 5292, 5474, 5796, 5831, 6174, 6426, 6664, 6762, 7038, 7497, 7889, 8211, 8232, 8568, 8694, 9016, 9261, 9384, 9996, 10143, 10557, 10584, 10948, 11592, 11662, 12348, 12852, 13524, 14076, 14994, 15778, 16422, 17388, 17493, 18522, 19159, 19992, 20286, 21114, 21896, 22491, 23324, 23667, 24633, 24696, 25704, 27048, 28152, 29988, 30429, 31556, 32844, 34776, 34986, 37044, 38318, 40572, 42228, 44982, 46648, 47334, 49266, 52479, 57477, 59976, 60858, 63112, 65688, 69972, 71001, 73899, 74088, 76636, 81144, 84456, 89964, 94668, 98532, 104958, 114954, 121716, 134113, 139944, 142002, 147798, 153272, 157437, 172431, 179928, 189336, 197064, 209916, 213003, 229908, 243432, 268226, 284004, 295596, 314874, 344862, 402339, 419832, 426006, 459816, 517293, 536452, 568008, 591192, 629748, 689724, 804678, 852012, 1034586, 1072904, 1207017, 1259496, 1379448, 1609356, 1704024, 2069172, 2414034, 3218712, 3621051, 4138344, 4828068, 7242102, 9656136, 14484204, 28968408]

約数ペア:

[(1, 28968408), (2, 14484204), (3, 9656136), (4, 7242102), (6, 4828068), (7, 4138344), (8, 3621051), (9, 3218712), (12, 2414034), (14, 2069172), (17, 1704024), (18, 1609356), (21, 1379448), (23, 1259496), (24, 1207017), (27, 1072904), (28, 1034586), (34, 852012), (36, 804678), (42, 689724), (46, 629748), (49, 591192), (51, 568008), (54, 536452), (56, 517293), (63, 459816), (68, 426006), (69, 419832), (72, 402339), (84, 344862), (92, 314874), (98, 295596), (102, 284004), (108, 268226), (119, 243432), (126, 229908), (136, 213003), (138, 209916), (147, 197064), (153, 189336), (161, 179928), (168, 172431), (184, 157437), (189, 153272), (196, 147798), (204, 142002), (207, 139944), (216, 134113), (238, 121716), (252, 114954), (276, 104958), (294, 98532), (306, 94668), (322, 89964), (343, 84456), (357, 81144), (378, 76636), (391, 74088), (392, 73899), (408, 71001), (414, 69972), (441, 65688), (459, 63112), (476, 60858), (483, 59976), (504, 57477), (552, 52479), (588, 49266), (612, 47334), (621, 46648), (644, 44982), (686, 42228), (714, 40572), (756, 38318), (782, 37044), (828, 34986), (833, 34776), (882, 32844), (918, 31556), (952, 30429), (966, 29988), (1029, 28152), (1071, 27048), (1127, 25704), (1173, 24696), (1176, 24633), (1224, 23667), (1242, 23324), (1288, 22491), (1323, 21896), (1372, 21114), (1428, 20286), (1449, 19992), (1512, 19159), (1564, 18522), (1656, 17493), (1666, 17388), (1764, 16422), (1836, 15778), (1932, 14994), (2058, 14076), (2142, 13524), (2254, 12852), (2346, 12348), (2484, 11662), (2499, 11592), (2646, 10948), (2737, 10584), (2744, 10557), (2856, 10143), (2898, 9996), (3087, 9384), (3128, 9261), (3213, 9016), (3332, 8694), (3381, 8568), (3519, 8232), (3528, 8211), (3672, 7889), (3864, 7497), (4116, 7038), (4284, 6762), (4347, 6664), (4508, 6426), (4692, 6174), (4968, 5831), (4998, 5796), (5292, 5474)]