21995953920

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2663}}^1$

素因数の和:2932

約数の個数: 288

約数和(自身を含む): 78411110400

約数和(自身を除く): 56415156480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 239, 240, 256, 270, 288, 320, 360, 384, 432, 478, 480, 540, 576, 640, 717, 720, 768, 864, 956, 960, 1080, 1152, 1195, 1280, 1434, 1440, 1728, 1912, 1920, 2151, 2160, 2304, 2390, 2663, 2868, 2880, 3456, 3585, 3824, 3840, 4302, 4320, 4780, 5326, 5736, 5760, 6453, 6912, 7170, 7648, 7989, 8604, 8640, 9560, 10652, 10755, 11472, 11520, 12906, 13315, 14340, 15296, 15978, 17208, 17280, 19120, 21304, 21510, 22944, 23967, 25812, 26630, 28680, 30592, 31956, 32265, 34416, 34560, 38240, 39945, 42608, 43020, 45888, 47934, 51624, 53260, 57360, 61184, 63912, 64530, 68832, 71901, 76480, 79890, 85216, 86040, 91776, 95868, 103248, 106520, 114720, 119835, 127824, 129060, 137664, 143802, 152960, 159780, 170432, 172080, 183552, 191736, 206496, 213040, 229440, 239670, 255648, 258120, 275328, 287604, 305920, 319560, 340864, 344160, 359505, 383472, 412992, 426080, 458880, 479340, 511296, 516240, 550656, 575208, 636457, 639120, 681728, 688320, 719010, 766944, 825984, 852160, 917760, 958680, 1022592, 1032480, 1150416, 1272914, 1278240, 1376640, 1438020, 1533888, 1651968, 1704320, 1909371, 1917360, 2045184, 2064960, 2300832, 2545828, 2556480, 2753280, 2876040, 3067776, 3182285, 3408640, 3818742, 3834720, 4129920, 4601664, 5091656, 5112960, 5728113, 5752080, 6135552, 6364570, 7637484, 7669440, 8259840, 9203328, 9546855, 10183312, 10225920, 11456226, 11504160, 12729140, 15274968, 15338880, 17184339, 18406656, 19093710, 20366624, 22912452, 23008320, 25458280, 28640565, 30549936, 30677760, 34368678, 38187420, 40733248, 45824904, 46016640, 50916560, 57281130, 61099872, 68737356, 76374840, 81466496, 85921695, 91649808, 92033280, 101833120, 114562260, 122199744, 137474712, 152749680, 162932992, 171843390, 183299616, 203666240, 229124520, 244399488, 274949424, 305499360, 343686780, 366599232, 407332480, 458249040, 488798976, 549898848, 610998720, 687373560, 733198464, 814664960, 916498080, 1099797696, 1221997440, 1374747120, 1466396928, 1832996160, 2199595392, 2443994880, 2749494240, 3665992320, 4399190784, 5498988480, 7331984640, 10997976960, 21995953920]

約数ペア:

[(1, 21995953920), (2, 10997976960), (3, 7331984640), (4, 5498988480), (5, 4399190784), (6, 3665992320), (8, 2749494240), (9, 2443994880), (10, 2199595392), (12, 1832996160), (15, 1466396928), (16, 1374747120), (18, 1221997440), (20, 1099797696), (24, 916498080), (27, 814664960), (30, 733198464), (32, 687373560), (36, 610998720), (40, 549898848), (45, 488798976), (48, 458249040), (54, 407332480), (60, 366599232), (64, 343686780), (72, 305499360), (80, 274949424), (90, 244399488), (96, 229124520), (108, 203666240), (120, 183299616), (128, 171843390), (135, 162932992), (144, 152749680), (160, 137474712), (180, 122199744), (192, 114562260), (216, 101833120), (239, 92033280), (240, 91649808), (256, 85921695), (270, 81466496), (288, 76374840), (320, 68737356), (360, 61099872), (384, 57281130), (432, 50916560), (478, 46016640), (480, 45824904), (540, 40733248), (576, 38187420), (640, 34368678), (717, 30677760), (720, 30549936), (768, 28640565), (864, 25458280), (956, 23008320), (960, 22912452), (1080, 20366624), (1152, 19093710), (1195, 18406656), (1280, 17184339), (1434, 15338880), (1440, 15274968), (1728, 12729140), (1912, 11504160), (1920, 11456226), (2151, 10225920), (2160, 10183312), (2304, 9546855), (2390, 9203328), (2663, 8259840), (2868, 7669440), (2880, 7637484), (3456, 6364570), (3585, 6135552), (3824, 5752080), (3840, 5728113), (4302, 5112960), (4320, 5091656), (4780, 4601664), (5326, 4129920), (5736, 3834720), (5760, 3818742), (6453, 3408640), (6912, 3182285), (7170, 3067776), (7648, 2876040), (7989, 2753280), (8604, 2556480), (8640, 2545828), (9560, 2300832), (10652, 2064960), (10755, 2045184), (11472, 1917360), (11520, 1909371), (12906, 1704320), (13315, 1651968), (14340, 1533888), (15296, 1438020), (15978, 1376640), (17208, 1278240), (17280, 1272914), (19120, 1150416), (21304, 1032480), (21510, 1022592), (22944, 958680), (23967, 917760), (25812, 852160), (26630, 825984), (28680, 766944), (30592, 719010), (31956, 688320), (32265, 681728), (34416, 639120), (34560, 636457), (38240, 575208), (39945, 550656), (42608, 516240), (43020, 511296), (45888, 479340), (47934, 458880), (51624, 426080), (53260, 412992), (57360, 383472), (61184, 359505), (63912, 344160), (64530, 340864), (68832, 319560), (71901, 305920), (76480, 287604), (79890, 275328), (85216, 258120), (86040, 255648), (91776, 239670), (95868, 229440), (103248, 213040), (106520, 206496), (114720, 191736), (119835, 183552), (127824, 172080), (129060, 170432), (137664, 159780), (143802, 152960)]