28477680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:124

約数の個数: 320

約数和(自身を含む): 116563968

約数和(自身を除く): 88086288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 23, 24, 28, 30, 33, 35, 40, 42, 44, 46, 48, 55, 56, 60, 66, 67, 69, 70, 77, 80, 84, 88, 92, 105, 110, 112, 115, 120, 132, 134, 138, 140, 154, 161, 165, 168, 176, 184, 201, 210, 220, 230, 231, 240, 253, 264, 268, 276, 280, 308, 322, 330, 335, 336, 345, 368, 385, 402, 420, 440, 460, 462, 469, 483, 506, 528, 536, 552, 560, 616, 644, 660, 670, 690, 737, 759, 770, 804, 805, 840, 880, 920, 924, 938, 966, 1005, 1012, 1072, 1104, 1155, 1232, 1265, 1288, 1320, 1340, 1380, 1407, 1474, 1518, 1540, 1541, 1608, 1610, 1680, 1771, 1840, 1848, 1876, 1932, 2010, 2024, 2211, 2310, 2345, 2415, 2530, 2576, 2640, 2680, 2760, 2814, 2948, 3036, 3080, 3082, 3216, 3220, 3542, 3685, 3696, 3752, 3795, 3864, 4020, 4048, 4422, 4620, 4623, 4690, 4830, 5060, 5159, 5313, 5360, 5520, 5628, 5896, 6072, 6160, 6164, 6440, 7035, 7084, 7370, 7504, 7590, 7705, 7728, 8040, 8844, 8855, 9240, 9246, 9380, 9660, 10120, 10318, 10626, 10787, 11055, 11256, 11792, 12144, 12328, 12880, 14070, 14168, 14740, 15180, 15410, 15477, 16080, 16951, 17688, 17710, 18480, 18492, 18760, 19320, 20240, 20636, 21252, 21574, 22110, 22512, 23115, 24656, 25795, 26565, 28140, 28336, 29480, 30360, 30820, 30954, 32361, 33902, 35376, 35420, 36984, 37520, 38640, 41272, 42504, 43148, 44220, 46230, 50853, 51590, 53130, 53935, 56280, 58960, 60720, 61640, 61908, 64722, 67804, 70840, 73968, 77385, 82544, 84755, 85008, 86296, 88440, 92460, 101706, 103180, 106260, 107870, 112560, 118657, 123280, 123816, 129444, 135608, 141680, 154770, 161805, 169510, 172592, 176880, 184920, 203412, 206360, 212520, 215740, 237314, 247632, 254265, 258888, 271216, 309540, 323610, 339020, 355971, 369840, 406824, 412720, 425040, 431480, 474628, 508530, 517776, 593285, 619080, 647220, 678040, 711942, 813648, 862960, 949256, 1017060, 1186570, 1238160, 1294440, 1356080, 1423884, 1779855, 1898512, 2034120, 2373140, 2588880, 2847768, 3559710, 4068240, 4746280, 5695536, 7119420, 9492560, 14238840, 28477680]

約数ペア:

[(1, 28477680), (2, 14238840), (3, 9492560), (4, 7119420), (5, 5695536), (6, 4746280), (7, 4068240), (8, 3559710), (10, 2847768), (11, 2588880), (12, 2373140), (14, 2034120), (15, 1898512), (16, 1779855), (20, 1423884), (21, 1356080), (22, 1294440), (23, 1238160), (24, 1186570), (28, 1017060), (30, 949256), (33, 862960), (35, 813648), (40, 711942), (42, 678040), (44, 647220), (46, 619080), (48, 593285), (55, 517776), (56, 508530), (60, 474628), (66, 431480), (67, 425040), (69, 412720), (70, 406824), (77, 369840), (80, 355971), (84, 339020), (88, 323610), (92, 309540), (105, 271216), (110, 258888), (112, 254265), (115, 247632), (120, 237314), (132, 215740), (134, 212520), (138, 206360), (140, 203412), (154, 184920), (161, 176880), (165, 172592), (168, 169510), (176, 161805), (184, 154770), (201, 141680), (210, 135608), (220, 129444), (230, 123816), (231, 123280), (240, 118657), (253, 112560), (264, 107870), (268, 106260), (276, 103180), (280, 101706), (308, 92460), (322, 88440), (330, 86296), (335, 85008), (336, 84755), (345, 82544), (368, 77385), (385, 73968), (402, 70840), (420, 67804), (440, 64722), (460, 61908), (462, 61640), (469, 60720), (483, 58960), (506, 56280), (528, 53935), (536, 53130), (552, 51590), (560, 50853), (616, 46230), (644, 44220), (660, 43148), (670, 42504), (690, 41272), (737, 38640), (759, 37520), (770, 36984), (804, 35420), (805, 35376), (840, 33902), (880, 32361), (920, 30954), (924, 30820), (938, 30360), (966, 29480), (1005, 28336), (1012, 28140), (1072, 26565), (1104, 25795), (1155, 24656), (1232, 23115), (1265, 22512), (1288, 22110), (1320, 21574), (1340, 21252), (1380, 20636), (1407, 20240), (1474, 19320), (1518, 18760), (1540, 18492), (1541, 18480), (1608, 17710), (1610, 17688), (1680, 16951), (1771, 16080), (1840, 15477), (1848, 15410), (1876, 15180), (1932, 14740), (2010, 14168), (2024, 14070), (2211, 12880), (2310, 12328), (2345, 12144), (2415, 11792), (2530, 11256), (2576, 11055), (2640, 10787), (2680, 10626), (2760, 10318), (2814, 10120), (2948, 9660), (3036, 9380), (3080, 9246), (3082, 9240), (3216, 8855), (3220, 8844), (3542, 8040), (3685, 7728), (3696, 7705), (3752, 7590), (3795, 7504), (3864, 7370), (4020, 7084), (4048, 7035), (4422, 6440), (4620, 6164), (4623, 6160), (4690, 6072), (4830, 5896), (5060, 5628), (5159, 5520), (5313, 5360)]