645477120

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{983}}^1$

素因数の和:1032

約数の個数: 288

約数和(自身を含む): 2413555200

約数和(自身を除く): 1768078080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 256, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 768, 855, 864, 912, 960, 983, 1026, 1080, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1710, 1728, 1824, 1920, 1966, 2052, 2160, 2280, 2304, 2432, 2565, 2736, 2880, 2949, 3040, 3420, 3456, 3648, 3840, 3932, 4104, 4320, 4560, 4864, 4915, 5130, 5472, 5760, 5898, 6080, 6840, 6912, 7296, 7864, 8208, 8640, 8847, 9120, 9830, 10260, 10944, 11520, 11796, 12160, 13680, 14592, 14745, 15728, 16416, 17280, 17694, 18240, 18677, 19660, 20520, 21888, 23592, 24320, 26541, 27360, 29490, 31456, 32832, 34560, 35388, 36480, 37354, 39320, 41040, 43776, 44235, 47184, 53082, 54720, 56031, 58980, 62912, 65664, 70776, 72960, 74708, 78640, 82080, 88470, 93385, 94368, 106164, 109440, 112062, 117960, 125824, 131328, 132705, 141552, 149416, 157280, 164160, 168093, 176940, 186770, 188736, 212328, 218880, 224124, 235920, 251648, 265410, 280155, 283104, 298832, 314560, 328320, 336186, 353880, 373540, 377472, 424656, 448248, 471840, 504279, 530820, 560310, 566208, 597664, 629120, 656640, 672372, 707760, 747080, 754944, 840465, 849312, 896496, 943680, 1008558, 1061640, 1120620, 1132416, 1195328, 1258240, 1344744, 1415520, 1494160, 1680930, 1698624, 1792992, 1887360, 2017116, 2123280, 2241240, 2264832, 2390656, 2521395, 2689488, 2831040, 2988320, 3361860, 3397248, 3585984, 3774720, 4034232, 4246560, 4482480, 4781312, 5042790, 5378976, 5662080, 5976640, 6723720, 6794496, 7171968, 8068464, 8493120, 8964960, 10085580, 10757952, 11324160, 11953280, 13447440, 14343936, 16136928, 16986240, 17929920, 20171160, 21515904, 23906560, 26894880, 32273856, 33972480, 35859840, 40342320, 43031808, 53789760, 64547712, 71719680, 80684640, 107579520, 129095424, 161369280, 215159040, 322738560, 645477120]

約数ペア:

[(1, 645477120), (2, 322738560), (3, 215159040), (4, 161369280), (5, 129095424), (6, 107579520), (8, 80684640), (9, 71719680), (10, 64547712), (12, 53789760), (15, 43031808), (16, 40342320), (18, 35859840), (19, 33972480), (20, 32273856), (24, 26894880), (27, 23906560), (30, 21515904), (32, 20171160), (36, 17929920), (38, 16986240), (40, 16136928), (45, 14343936), (48, 13447440), (54, 11953280), (57, 11324160), (60, 10757952), (64, 10085580), (72, 8964960), (76, 8493120), (80, 8068464), (90, 7171968), (95, 6794496), (96, 6723720), (108, 5976640), (114, 5662080), (120, 5378976), (128, 5042790), (135, 4781312), (144, 4482480), (152, 4246560), (160, 4034232), (171, 3774720), (180, 3585984), (190, 3397248), (192, 3361860), (216, 2988320), (228, 2831040), (240, 2689488), (256, 2521395), (270, 2390656), (285, 2264832), (288, 2241240), (304, 2123280), (320, 2017116), (342, 1887360), (360, 1792992), (380, 1698624), (384, 1680930), (432, 1494160), (456, 1415520), (480, 1344744), (513, 1258240), (540, 1195328), (570, 1132416), (576, 1120620), (608, 1061640), (640, 1008558), (684, 943680), (720, 896496), (760, 849312), (768, 840465), (855, 754944), (864, 747080), (912, 707760), (960, 672372), (983, 656640), (1026, 629120), (1080, 597664), (1140, 566208), (1152, 560310), (1216, 530820), (1280, 504279), (1368, 471840), (1440, 448248), (1520, 424656), (1710, 377472), (1728, 373540), (1824, 353880), (1920, 336186), (1966, 328320), (2052, 314560), (2160, 298832), (2280, 283104), (2304, 280155), (2432, 265410), (2565, 251648), (2736, 235920), (2880, 224124), (2949, 218880), (3040, 212328), (3420, 188736), (3456, 186770), (3648, 176940), (3840, 168093), (3932, 164160), (4104, 157280), (4320, 149416), (4560, 141552), (4864, 132705), (4915, 131328), (5130, 125824), (5472, 117960), (5760, 112062), (5898, 109440), (6080, 106164), (6840, 94368), (6912, 93385), (7296, 88470), (7864, 82080), (8208, 78640), (8640, 74708), (8847, 72960), (9120, 70776), (9830, 65664), (10260, 62912), (10944, 58980), (11520, 56031), (11796, 54720), (12160, 53082), (13680, 47184), (14592, 44235), (14745, 43776), (15728, 41040), (16416, 39320), (17280, 37354), (17694, 36480), (18240, 35388), (18677, 34560), (19660, 32832), (20520, 31456), (21888, 29490), (23592, 27360), (24320, 26541)]