248537520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4483}}^1$

素因数の和:4520

約数の個数: 240

約数和(自身を含む): 1040861952

約数和(自身を除く): 792324432

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3465, 3696, 3960, 4483, 4620, 5040, 5544, 6160, 6930, 7920, 8966, 9240, 11088, 13449, 13860, 17932, 18480, 22415, 26898, 27720, 31381, 35864, 40347, 44830, 49313, 53796, 55440, 62762, 67245, 71728, 80694, 89660, 94143, 98626, 107592, 125524, 134490, 147939, 156905, 161388, 179320, 188286, 197252, 201735, 215184, 246565, 251048, 268980, 282429, 295878, 313810, 322776, 345191, 358640, 376572, 394504, 403470, 443817, 470715, 493130, 502096, 537960, 564858, 591756, 627620, 645552, 690382, 739695, 753144, 789008, 806940, 887634, 941430, 986260, 1035573, 1075920, 1129716, 1183512, 1255240, 1380764, 1412145, 1479390, 1506288, 1613880, 1725955, 1775268, 1882860, 1972520, 2071146, 2219085, 2259432, 2367024, 2510480, 2761528, 2824290, 2958780, 3106719, 3227760, 3451910, 3550536, 3765720, 3945040, 4142292, 4438170, 4518864, 5177865, 5523056, 5648580, 5917560, 6213438, 6903820, 7101072, 7531440, 8284584, 8876340, 10355730, 11297160, 11835120, 12426876, 13807640, 15533595, 16569168, 17752680, 20711460, 22594320, 24853752, 27615280, 31067190, 35505360, 41422920, 49707504, 62134380, 82845840, 124268760, 248537520]

約数ペア:

[(1, 248537520), (2, 124268760), (3, 82845840), (4, 62134380), (5, 49707504), (6, 41422920), (7, 35505360), (8, 31067190), (9, 27615280), (10, 24853752), (11, 22594320), (12, 20711460), (14, 17752680), (15, 16569168), (16, 15533595), (18, 13807640), (20, 12426876), (21, 11835120), (22, 11297160), (24, 10355730), (28, 8876340), (30, 8284584), (33, 7531440), (35, 7101072), (36, 6903820), (40, 6213438), (42, 5917560), (44, 5648580), (45, 5523056), (48, 5177865), (55, 4518864), (56, 4438170), (60, 4142292), (63, 3945040), (66, 3765720), (70, 3550536), (72, 3451910), (77, 3227760), (80, 3106719), (84, 2958780), (88, 2824290), (90, 2761528), (99, 2510480), (105, 2367024), (110, 2259432), (112, 2219085), (120, 2071146), (126, 1972520), (132, 1882860), (140, 1775268), (144, 1725955), (154, 1613880), (165, 1506288), (168, 1479390), (176, 1412145), (180, 1380764), (198, 1255240), (210, 1183512), (220, 1129716), (231, 1075920), (240, 1035573), (252, 986260), (264, 941430), (280, 887634), (308, 806940), (315, 789008), (330, 753144), (336, 739695), (360, 690382), (385, 645552), (396, 627620), (420, 591756), (440, 564858), (462, 537960), (495, 502096), (504, 493130), (528, 470715), (560, 443817), (616, 403470), (630, 394504), (660, 376572), (693, 358640), (720, 345191), (770, 322776), (792, 313810), (840, 295878), (880, 282429), (924, 268980), (990, 251048), (1008, 246565), (1155, 215184), (1232, 201735), (1260, 197252), (1320, 188286), (1386, 179320), (1540, 161388), (1584, 156905), (1680, 147939), (1848, 134490), (1980, 125524), (2310, 107592), (2520, 98626), (2640, 94143), (2772, 89660), (3080, 80694), (3465, 71728), (3696, 67245), (3960, 62762), (4483, 55440), (4620, 53796), (5040, 49313), (5544, 44830), (6160, 40347), (6930, 35864), (7920, 31381), (8966, 27720), (9240, 26898), (11088, 22415), (13449, 18480), (13860, 17932)]