28670400

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1$

素因数の和:220

約数の個数: 252

約数和(自身を含む): 111779304

約数和(自身を除く): 83108904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 30, 32, 33, 36, 40, 44, 45, 48, 50, 55, 60, 64, 66, 72, 75, 80, 88, 90, 96, 99, 100, 110, 120, 132, 144, 150, 160, 165, 176, 180, 181, 192, 198, 200, 220, 225, 240, 264, 275, 288, 300, 320, 330, 352, 360, 362, 396, 400, 440, 450, 480, 495, 528, 543, 550, 576, 600, 660, 704, 720, 724, 792, 800, 825, 880, 900, 905, 960, 990, 1056, 1086, 1100, 1200, 1320, 1440, 1448, 1584, 1600, 1629, 1650, 1760, 1800, 1810, 1980, 1991, 2112, 2172, 2200, 2400, 2475, 2640, 2715, 2880, 2896, 3168, 3258, 3300, 3520, 3600, 3620, 3960, 3982, 4344, 4400, 4525, 4800, 4950, 5280, 5430, 5792, 5973, 6336, 6516, 6600, 7200, 7240, 7920, 7964, 8145, 8688, 8800, 9050, 9900, 9955, 10560, 10860, 11584, 11946, 13032, 13200, 13575, 14400, 14480, 15840, 15928, 16290, 17376, 17600, 17919, 18100, 19800, 19910, 21720, 23892, 26064, 26400, 27150, 28960, 29865, 31680, 31856, 32580, 34752, 35838, 36200, 39600, 39820, 40725, 43440, 47784, 49775, 52128, 52800, 54300, 57920, 59730, 63712, 65160, 71676, 72400, 79200, 79640, 81450, 86880, 89595, 95568, 99550, 104256, 108600, 119460, 127424, 130320, 143352, 144800, 149325, 158400, 159280, 162900, 173760, 179190, 191136, 199100, 217200, 238920, 260640, 286704, 289600, 298650, 318560, 325800, 358380, 382272, 398200, 434400, 447975, 477840, 521280, 573408, 597300, 637120, 651600, 716760, 796400, 868800, 895950, 955680, 1146816, 1194600, 1303200, 1433520, 1592800, 1791900, 1911360, 2389200, 2606400, 2867040, 3185600, 3583800, 4778400, 5734080, 7167600, 9556800, 14335200, 28670400]

約数ペア:

[(1, 28670400), (2, 14335200), (3, 9556800), (4, 7167600), (5, 5734080), (6, 4778400), (8, 3583800), (9, 3185600), (10, 2867040), (11, 2606400), (12, 2389200), (15, 1911360), (16, 1791900), (18, 1592800), (20, 1433520), (22, 1303200), (24, 1194600), (25, 1146816), (30, 955680), (32, 895950), (33, 868800), (36, 796400), (40, 716760), (44, 651600), (45, 637120), (48, 597300), (50, 573408), (55, 521280), (60, 477840), (64, 447975), (66, 434400), (72, 398200), (75, 382272), (80, 358380), (88, 325800), (90, 318560), (96, 298650), (99, 289600), (100, 286704), (110, 260640), (120, 238920), (132, 217200), (144, 199100), (150, 191136), (160, 179190), (165, 173760), (176, 162900), (180, 159280), (181, 158400), (192, 149325), (198, 144800), (200, 143352), (220, 130320), (225, 127424), (240, 119460), (264, 108600), (275, 104256), (288, 99550), (300, 95568), (320, 89595), (330, 86880), (352, 81450), (360, 79640), (362, 79200), (396, 72400), (400, 71676), (440, 65160), (450, 63712), (480, 59730), (495, 57920), (528, 54300), (543, 52800), (550, 52128), (576, 49775), (600, 47784), (660, 43440), (704, 40725), (720, 39820), (724, 39600), (792, 36200), (800, 35838), (825, 34752), (880, 32580), (900, 31856), (905, 31680), (960, 29865), (990, 28960), (1056, 27150), (1086, 26400), (1100, 26064), (1200, 23892), (1320, 21720), (1440, 19910), (1448, 19800), (1584, 18100), (1600, 17919), (1629, 17600), (1650, 17376), (1760, 16290), (1800, 15928), (1810, 15840), (1980, 14480), (1991, 14400), (2112, 13575), (2172, 13200), (2200, 13032), (2400, 11946), (2475, 11584), (2640, 10860), (2715, 10560), (2880, 9955), (2896, 9900), (3168, 9050), (3258, 8800), (3300, 8688), (3520, 8145), (3600, 7964), (3620, 7920), (3960, 7240), (3982, 7200), (4344, 6600), (4400, 6516), (4525, 6336), (4800, 5973), (4950, 5792), (5280, 5430)]