16917120

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:128

約数の個数: 256

約数和(自身を含む): 66096000

約数和(自身を除く): 49178880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 64, 66, 72, 80, 88, 89, 90, 96, 99, 108, 110, 120, 128, 132, 135, 144, 160, 165, 176, 178, 180, 192, 198, 216, 220, 240, 264, 267, 270, 288, 297, 320, 330, 352, 356, 360, 384, 396, 432, 440, 445, 480, 495, 528, 534, 540, 576, 594, 640, 660, 704, 712, 720, 792, 801, 864, 880, 890, 960, 979, 990, 1056, 1068, 1080, 1152, 1188, 1320, 1335, 1408, 1424, 1440, 1485, 1584, 1602, 1728, 1760, 1780, 1920, 1958, 1980, 2112, 2136, 2160, 2376, 2403, 2640, 2670, 2848, 2880, 2937, 2970, 3168, 3204, 3456, 3520, 3560, 3916, 3960, 4005, 4224, 4272, 4320, 4752, 4806, 4895, 5280, 5340, 5696, 5760, 5874, 5940, 6336, 6408, 7040, 7120, 7832, 7920, 8010, 8544, 8640, 8811, 9504, 9612, 9790, 10560, 10680, 11392, 11748, 11880, 12015, 12672, 12816, 14240, 14685, 15664, 15840, 16020, 17088, 17280, 17622, 19008, 19224, 19580, 21120, 21360, 23496, 23760, 24030, 25632, 26433, 28480, 29370, 31328, 31680, 32040, 34176, 35244, 38016, 38448, 39160, 42720, 44055, 46992, 47520, 48060, 51264, 52866, 56960, 58740, 62656, 63360, 64080, 70488, 76896, 78320, 85440, 88110, 93984, 95040, 96120, 102528, 105732, 117480, 125312, 128160, 132165, 140976, 153792, 156640, 170880, 176220, 187968, 190080, 192240, 211464, 234960, 256320, 264330, 281952, 307584, 313280, 352440, 375936, 384480, 422928, 469920, 512640, 528660, 563904, 626560, 704880, 768960, 845856, 939840, 1057320, 1127808, 1409760, 1537920, 1691712, 1879680, 2114640, 2819520, 3383424, 4229280, 5639040, 8458560, 16917120]

約数ペア:

[(1, 16917120), (2, 8458560), (3, 5639040), (4, 4229280), (5, 3383424), (6, 2819520), (8, 2114640), (9, 1879680), (10, 1691712), (11, 1537920), (12, 1409760), (15, 1127808), (16, 1057320), (18, 939840), (20, 845856), (22, 768960), (24, 704880), (27, 626560), (30, 563904), (32, 528660), (33, 512640), (36, 469920), (40, 422928), (44, 384480), (45, 375936), (48, 352440), (54, 313280), (55, 307584), (60, 281952), (64, 264330), (66, 256320), (72, 234960), (80, 211464), (88, 192240), (89, 190080), (90, 187968), (96, 176220), (99, 170880), (108, 156640), (110, 153792), (120, 140976), (128, 132165), (132, 128160), (135, 125312), (144, 117480), (160, 105732), (165, 102528), (176, 96120), (178, 95040), (180, 93984), (192, 88110), (198, 85440), (216, 78320), (220, 76896), (240, 70488), (264, 64080), (267, 63360), (270, 62656), (288, 58740), (297, 56960), (320, 52866), (330, 51264), (352, 48060), (356, 47520), (360, 46992), (384, 44055), (396, 42720), (432, 39160), (440, 38448), (445, 38016), (480, 35244), (495, 34176), (528, 32040), (534, 31680), (540, 31328), (576, 29370), (594, 28480), (640, 26433), (660, 25632), (704, 24030), (712, 23760), (720, 23496), (792, 21360), (801, 21120), (864, 19580), (880, 19224), (890, 19008), (960, 17622), (979, 17280), (990, 17088), (1056, 16020), (1068, 15840), (1080, 15664), (1152, 14685), (1188, 14240), (1320, 12816), (1335, 12672), (1408, 12015), (1424, 11880), (1440, 11748), (1485, 11392), (1584, 10680), (1602, 10560), (1728, 9790), (1760, 9612), (1780, 9504), (1920, 8811), (1958, 8640), (1980, 8544), (2112, 8010), (2136, 7920), (2160, 7832), (2376, 7120), (2403, 7040), (2640, 6408), (2670, 6336), (2848, 5940), (2880, 5874), (2937, 5760), (2970, 5696), (3168, 5340), (3204, 5280), (3456, 4895), (3520, 4806), (3560, 4752), (3916, 4320), (3960, 4272), (4005, 4224)]