28841904

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 240

約数和(自身を含む): 103993344

約数和(自身を除く): 75151440

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 31, 36, 39, 42, 48, 52, 56, 62, 63, 71, 72, 78, 84, 91, 93, 104, 112, 117, 124, 126, 142, 144, 156, 168, 182, 186, 208, 213, 217, 234, 248, 252, 273, 279, 284, 312, 336, 364, 372, 403, 426, 434, 468, 496, 497, 504, 546, 558, 568, 624, 639, 651, 728, 744, 806, 819, 852, 868, 923, 936, 994, 1008, 1092, 1116, 1136, 1209, 1278, 1302, 1456, 1488, 1491, 1612, 1638, 1704, 1736, 1846, 1872, 1953, 1988, 2184, 2201, 2232, 2418, 2556, 2604, 2769, 2821, 2982, 3224, 3276, 3408, 3472, 3627, 3692, 3906, 3976, 4368, 4402, 4464, 4473, 4836, 5112, 5208, 5538, 5642, 5964, 6448, 6461, 6552, 6603, 7254, 7384, 7812, 7952, 8307, 8463, 8804, 8946, 9672, 10224, 10416, 11076, 11284, 11928, 12922, 13104, 13206, 14508, 14768, 15407, 15624, 16614, 16926, 17608, 17892, 19344, 19383, 19809, 22152, 22568, 23856, 25389, 25844, 26412, 28613, 29016, 30814, 31248, 33228, 33852, 35216, 35784, 38766, 39618, 44304, 45136, 46221, 50778, 51688, 52824, 57226, 58032, 58149, 61628, 66456, 67704, 71568, 77532, 79236, 85839, 92442, 101556, 103376, 105648, 114452, 116298, 123256, 132912, 135408, 138663, 155064, 158472, 171678, 184884, 200291, 203112, 228904, 232596, 246512, 257517, 277326, 310128, 316944, 343356, 369768, 400582, 406224, 457808, 465192, 515034, 554652, 600873, 686712, 739536, 801164, 930384, 1030068, 1109304, 1201746, 1373424, 1602328, 1802619, 2060136, 2218608, 2403492, 3204656, 3605238, 4120272, 4806984, 7210476, 9613968, 14420952, 28841904]

約数ペア:

[(1, 28841904), (2, 14420952), (3, 9613968), (4, 7210476), (6, 4806984), (7, 4120272), (8, 3605238), (9, 3204656), (12, 2403492), (13, 2218608), (14, 2060136), (16, 1802619), (18, 1602328), (21, 1373424), (24, 1201746), (26, 1109304), (28, 1030068), (31, 930384), (36, 801164), (39, 739536), (42, 686712), (48, 600873), (52, 554652), (56, 515034), (62, 465192), (63, 457808), (71, 406224), (72, 400582), (78, 369768), (84, 343356), (91, 316944), (93, 310128), (104, 277326), (112, 257517), (117, 246512), (124, 232596), (126, 228904), (142, 203112), (144, 200291), (156, 184884), (168, 171678), (182, 158472), (186, 155064), (208, 138663), (213, 135408), (217, 132912), (234, 123256), (248, 116298), (252, 114452), (273, 105648), (279, 103376), (284, 101556), (312, 92442), (336, 85839), (364, 79236), (372, 77532), (403, 71568), (426, 67704), (434, 66456), (468, 61628), (496, 58149), (497, 58032), (504, 57226), (546, 52824), (558, 51688), (568, 50778), (624, 46221), (639, 45136), (651, 44304), (728, 39618), (744, 38766), (806, 35784), (819, 35216), (852, 33852), (868, 33228), (923, 31248), (936, 30814), (994, 29016), (1008, 28613), (1092, 26412), (1116, 25844), (1136, 25389), (1209, 23856), (1278, 22568), (1302, 22152), (1456, 19809), (1488, 19383), (1491, 19344), (1612, 17892), (1638, 17608), (1704, 16926), (1736, 16614), (1846, 15624), (1872, 15407), (1953, 14768), (1988, 14508), (2184, 13206), (2201, 13104), (2232, 12922), (2418, 11928), (2556, 11284), (2604, 11076), (2769, 10416), (2821, 10224), (2982, 9672), (3224, 8946), (3276, 8804), (3408, 8463), (3472, 8307), (3627, 7952), (3692, 7812), (3906, 7384), (3976, 7254), (4368, 6603), (4402, 6552), (4464, 6461), (4473, 6448), (4836, 5964), (5112, 5642), (5208, 5538)]