680388000

素因数分解:

$2^5\times 3^1\times 5^3\times {\mathrm{31}}^2\times {\mathrm{59}}^1$

素因数の和:149

約数の個数: 288

約数和(自身を含む): 2342208960

約数和(自身を除く): 1661820960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 59, 60, 62, 75, 80, 93, 96, 100, 118, 120, 124, 125, 150, 155, 160, 177, 186, 200, 236, 240, 248, 250, 295, 300, 310, 354, 372, 375, 400, 465, 472, 480, 496, 500, 590, 600, 620, 708, 744, 750, 775, 800, 885, 930, 944, 961, 992, 1000, 1180, 1200, 1240, 1416, 1475, 1488, 1500, 1550, 1770, 1829, 1860, 1888, 1922, 2000, 2325, 2360, 2400, 2480, 2832, 2883, 2950, 2976, 3000, 3100, 3540, 3658, 3720, 3844, 3875, 4000, 4425, 4650, 4720, 4805, 4960, 5487, 5664, 5766, 5900, 6000, 6200, 7080, 7316, 7375, 7440, 7688, 7750, 8850, 9145, 9300, 9440, 9610, 10974, 11532, 11625, 11800, 12000, 12400, 14160, 14415, 14632, 14750, 14880, 15376, 15500, 17700, 18290, 18600, 19220, 21948, 22125, 23064, 23250, 23600, 24025, 24800, 27435, 28320, 28830, 29264, 29500, 30752, 31000, 35400, 36580, 37200, 38440, 43896, 44250, 45725, 46128, 46500, 47200, 48050, 54870, 56699, 57660, 58528, 59000, 62000, 70800, 72075, 73160, 74400, 76880, 87792, 88500, 91450, 92256, 93000, 96100, 109740, 113398, 115320, 118000, 120125, 124000, 137175, 141600, 144150, 146320, 153760, 170097, 175584, 177000, 182900, 186000, 192200, 219480, 226796, 228625, 230640, 236000, 240250, 274350, 283495, 288300, 292640, 340194, 354000, 360375, 365800, 372000, 384400, 438960, 453592, 457250, 461280, 480500, 548700, 566990, 576600, 680388, 685875, 708000, 720750, 731600, 768800, 850485, 877920, 907184, 914500, 961000, 1097400, 1133980, 1153200, 1360776, 1371750, 1417475, 1441500, 1463200, 1700970, 1814368, 1829000, 1922000, 2194800, 2267960, 2306400, 2721552, 2743500, 2834950, 2883000, 3401940, 3658000, 3844000, 4252425, 4389600, 4535920, 5443104, 5487000, 5669900, 5766000, 6803880, 7087375, 7316000, 8504850, 9071840, 10974000, 11339800, 11532000, 13607760, 14174750, 17009700, 21262125, 21948000, 22679600, 27215520, 28349500, 34019400, 42524250, 45359200, 56699000, 68038800, 85048500, 113398000, 136077600, 170097000, 226796000, 340194000, 680388000]

約数ペア:

[(1, 680388000), (2, 340194000), (3, 226796000), (4, 170097000), (5, 136077600), (6, 113398000), (8, 85048500), (10, 68038800), (12, 56699000), (15, 45359200), (16, 42524250), (20, 34019400), (24, 28349500), (25, 27215520), (30, 22679600), (31, 21948000), (32, 21262125), (40, 17009700), (48, 14174750), (50, 13607760), (59, 11532000), (60, 11339800), (62, 10974000), (75, 9071840), (80, 8504850), (93, 7316000), (96, 7087375), (100, 6803880), (118, 5766000), (120, 5669900), (124, 5487000), (125, 5443104), (150, 4535920), (155, 4389600), (160, 4252425), (177, 3844000), (186, 3658000), (200, 3401940), (236, 2883000), (240, 2834950), (248, 2743500), (250, 2721552), (295, 2306400), (300, 2267960), (310, 2194800), (354, 1922000), (372, 1829000), (375, 1814368), (400, 1700970), (465, 1463200), (472, 1441500), (480, 1417475), (496, 1371750), (500, 1360776), (590, 1153200), (600, 1133980), (620, 1097400), (708, 961000), (744, 914500), (750, 907184), (775, 877920), (800, 850485), (885, 768800), (930, 731600), (944, 720750), (961, 708000), (992, 685875), (1000, 680388), (1180, 576600), (1200, 566990), (1240, 548700), (1416, 480500), (1475, 461280), (1488, 457250), (1500, 453592), (1550, 438960), (1770, 384400), (1829, 372000), (1860, 365800), (1888, 360375), (1922, 354000), (2000, 340194), (2325, 292640), (2360, 288300), (2400, 283495), (2480, 274350), (2832, 240250), (2883, 236000), (2950, 230640), (2976, 228625), (3000, 226796), (3100, 219480), (3540, 192200), (3658, 186000), (3720, 182900), (3844, 177000), (3875, 175584), (4000, 170097), (4425, 153760), (4650, 146320), (4720, 144150), (4805, 141600), (4960, 137175), (5487, 124000), (5664, 120125), (5766, 118000), (5900, 115320), (6000, 113398), (6200, 109740), (7080, 96100), (7316, 93000), (7375, 92256), (7440, 91450), (7688, 88500), (7750, 87792), (8850, 76880), (9145, 74400), (9300, 73160), (9440, 72075), (9610, 70800), (10974, 62000), (11532, 59000), (11625, 58528), (11800, 57660), (12000, 56699), (12400, 54870), (14160, 48050), (14415, 47200), (14632, 46500), (14750, 46128), (14880, 45725), (15376, 44250), (15500, 43896), (17700, 38440), (18290, 37200), (18600, 36580), (19220, 35400), (21948, 31000), (22125, 30752), (23064, 29500), (23250, 29264), (23600, 28830), (24025, 28320), (24800, 27435)]