245747520

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:547

約数の個数: 280

約数和(自身を含む): 922020000

約数和(自身を除く): 676272480

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, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 324, 342, 360, 380, 405, 432, 456, 480, 499, 513, 540, 570, 576, 608, 648, 684, 720, 760, 810, 855, 864, 912, 960, 998, 1026, 1080, 1140, 1216, 1296, 1368, 1440, 1497, 1520, 1539, 1620, 1710, 1728, 1824, 1996, 2052, 2160, 2280, 2495, 2565, 2592, 2736, 2880, 2994, 3040, 3078, 3240, 3420, 3648, 3992, 4104, 4320, 4491, 4560, 4990, 5130, 5184, 5472, 5988, 6080, 6156, 6480, 6840, 7485, 7695, 7984, 8208, 8640, 8982, 9120, 9481, 9980, 10260, 10944, 11976, 12312, 12960, 13473, 13680, 14970, 15390, 15968, 16416, 17964, 18240, 18962, 19960, 20520, 22455, 23952, 24624, 25920, 26946, 27360, 28443, 29940, 30780, 31936, 32832, 35928, 37924, 39920, 40419, 41040, 44910, 47405, 47904, 49248, 53892, 54720, 56886, 59880, 61560, 67365, 71856, 75848, 79840, 80838, 82080, 85329, 89820, 94810, 95808, 98496, 107784, 113772, 119760, 123120, 134730, 142215, 143712, 151696, 159680, 161676, 164160, 170658, 179640, 189620, 202095, 215568, 227544, 239520, 246240, 255987, 269460, 284430, 287424, 303392, 323352, 341316, 359280, 379240, 404190, 426645, 431136, 455088, 479040, 492480, 511974, 538920, 568860, 606784, 646704, 682632, 718560, 758480, 767961, 808380, 853290, 862272, 910176, 1023948, 1077840, 1137720, 1279935, 1293408, 1365264, 1437120, 1516960, 1535922, 1616760, 1706580, 1820352, 2047896, 2155680, 2275440, 2559870, 2586816, 2730528, 3033920, 3071844, 3233520, 3413160, 3839805, 4095792, 4311360, 4550880, 5119740, 5461056, 6143688, 6467040, 6826320, 7679610, 8191584, 9101760, 10239480, 12287376, 12934080, 13652640, 15359220, 16383168, 20478960, 24574752, 27305280, 30718440, 40957920, 49149504, 61436880, 81915840, 122873760, 245747520]

約数ペア:

[(1, 245747520), (2, 122873760), (3, 81915840), (4, 61436880), (5, 49149504), (6, 40957920), (8, 30718440), (9, 27305280), (10, 24574752), (12, 20478960), (15, 16383168), (16, 15359220), (18, 13652640), (19, 12934080), (20, 12287376), (24, 10239480), (27, 9101760), (30, 8191584), (32, 7679610), (36, 6826320), (38, 6467040), (40, 6143688), (45, 5461056), (48, 5119740), (54, 4550880), (57, 4311360), (60, 4095792), (64, 3839805), (72, 3413160), (76, 3233520), (80, 3071844), (81, 3033920), (90, 2730528), (95, 2586816), (96, 2559870), (108, 2275440), (114, 2155680), (120, 2047896), (135, 1820352), (144, 1706580), (152, 1616760), (160, 1535922), (162, 1516960), (171, 1437120), (180, 1365264), (190, 1293408), (192, 1279935), (216, 1137720), (228, 1077840), (240, 1023948), (270, 910176), (285, 862272), (288, 853290), (304, 808380), (320, 767961), (324, 758480), (342, 718560), (360, 682632), (380, 646704), (405, 606784), (432, 568860), (456, 538920), (480, 511974), (499, 492480), (513, 479040), (540, 455088), (570, 431136), (576, 426645), (608, 404190), (648, 379240), (684, 359280), (720, 341316), (760, 323352), (810, 303392), (855, 287424), (864, 284430), (912, 269460), (960, 255987), (998, 246240), (1026, 239520), (1080, 227544), (1140, 215568), (1216, 202095), (1296, 189620), (1368, 179640), (1440, 170658), (1497, 164160), (1520, 161676), (1539, 159680), (1620, 151696), (1710, 143712), (1728, 142215), (1824, 134730), (1996, 123120), (2052, 119760), (2160, 113772), (2280, 107784), (2495, 98496), (2565, 95808), (2592, 94810), (2736, 89820), (2880, 85329), (2994, 82080), (3040, 80838), (3078, 79840), (3240, 75848), (3420, 71856), (3648, 67365), (3992, 61560), (4104, 59880), (4320, 56886), (4491, 54720), (4560, 53892), (4990, 49248), (5130, 47904), (5184, 47405), (5472, 44910), (5988, 41040), (6080, 40419), (6156, 39920), (6480, 37924), (6840, 35928), (7485, 32832), (7695, 31936), (7984, 30780), (8208, 29940), (8640, 28443), (8982, 27360), (9120, 26946), (9481, 25920), (9980, 24624), (10260, 23952), (10944, 22455), (11976, 20520), (12312, 19960), (12960, 18962), (13473, 18240), (13680, 17964), (14970, 16416), (15390, 15968)]