1215665920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:415

約数の個数: 288

約数和(自身を含む): 3687441408

約数和(自身を除く): 2471775488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 23, 28, 32, 34, 35, 40, 46, 56, 64, 68, 70, 80, 85, 92, 112, 115, 119, 128, 136, 140, 160, 161, 170, 184, 224, 230, 238, 256, 272, 280, 320, 322, 340, 347, 368, 391, 448, 460, 476, 544, 560, 595, 640, 644, 680, 694, 736, 782, 805, 896, 920, 952, 1088, 1120, 1190, 1280, 1288, 1360, 1388, 1472, 1564, 1610, 1735, 1792, 1840, 1904, 1955, 2176, 2240, 2380, 2429, 2576, 2720, 2737, 2776, 2944, 3128, 3220, 3470, 3680, 3808, 3910, 4352, 4480, 4760, 4858, 5152, 5440, 5474, 5552, 5888, 5899, 6256, 6440, 6940, 7360, 7616, 7820, 7981, 8960, 9520, 9716, 10304, 10880, 10948, 11104, 11798, 12145, 12512, 12880, 13685, 13880, 14720, 15232, 15640, 15962, 19040, 19432, 20608, 21760, 21896, 22208, 23596, 24290, 25024, 25760, 27370, 27760, 29440, 29495, 30464, 31280, 31924, 38080, 38864, 39905, 41216, 41293, 43792, 44416, 47192, 48580, 50048, 51520, 54740, 55520, 55867, 58990, 62560, 63848, 76160, 77728, 79810, 82586, 87584, 88832, 94384, 97160, 100096, 103040, 109480, 111040, 111734, 117980, 125120, 127696, 135677, 152320, 155456, 159620, 165172, 175168, 188768, 194320, 206080, 206465, 218960, 222080, 223468, 235960, 250240, 255392, 271354, 279335, 310912, 319240, 330344, 350336, 377536, 388640, 412930, 437920, 444160, 446936, 471920, 500480, 510784, 542708, 558670, 621824, 638480, 660688, 678385, 700672, 755072, 777280, 825860, 875840, 893872, 943840, 949739, 1021568, 1085416, 1117340, 1276960, 1321376, 1356770, 1510144, 1554560, 1651720, 1751680, 1787744, 1887680, 1899478, 2043136, 2170832, 2234680, 2553920, 2642752, 2713540, 3109120, 3303440, 3503360, 3575488, 3775360, 3798956, 4341664, 4469360, 4748695, 5107840, 5285504, 5427080, 6606880, 7150976, 7550720, 7597912, 8683328, 8938720, 9497390, 10215680, 10571008, 10854160, 13213760, 14301952, 15195824, 17366656, 17877440, 18994780, 21708320, 26427520, 30391648, 34733312, 35754880, 37989560, 43416640, 52855040, 60783296, 71509760, 75979120, 86833280, 121566592, 151958240, 173666560, 243133184, 303916480, 607832960, 1215665920]

約数ペア:

[(1, 1215665920), (2, 607832960), (4, 303916480), (5, 243133184), (7, 173666560), (8, 151958240), (10, 121566592), (14, 86833280), (16, 75979120), (17, 71509760), (20, 60783296), (23, 52855040), (28, 43416640), (32, 37989560), (34, 35754880), (35, 34733312), (40, 30391648), (46, 26427520), (56, 21708320), (64, 18994780), (68, 17877440), (70, 17366656), (80, 15195824), (85, 14301952), (92, 13213760), (112, 10854160), (115, 10571008), (119, 10215680), (128, 9497390), (136, 8938720), (140, 8683328), (160, 7597912), (161, 7550720), (170, 7150976), (184, 6606880), (224, 5427080), (230, 5285504), (238, 5107840), (256, 4748695), (272, 4469360), (280, 4341664), (320, 3798956), (322, 3775360), (340, 3575488), (347, 3503360), (368, 3303440), (391, 3109120), (448, 2713540), (460, 2642752), (476, 2553920), (544, 2234680), (560, 2170832), (595, 2043136), (640, 1899478), (644, 1887680), (680, 1787744), (694, 1751680), (736, 1651720), (782, 1554560), (805, 1510144), (896, 1356770), (920, 1321376), (952, 1276960), (1088, 1117340), (1120, 1085416), (1190, 1021568), (1280, 949739), (1288, 943840), (1360, 893872), (1388, 875840), (1472, 825860), (1564, 777280), (1610, 755072), (1735, 700672), (1792, 678385), (1840, 660688), (1904, 638480), (1955, 621824), (2176, 558670), (2240, 542708), (2380, 510784), (2429, 500480), (2576, 471920), (2720, 446936), (2737, 444160), (2776, 437920), (2944, 412930), (3128, 388640), (3220, 377536), (3470, 350336), (3680, 330344), (3808, 319240), (3910, 310912), (4352, 279335), (4480, 271354), (4760, 255392), (4858, 250240), (5152, 235960), (5440, 223468), (5474, 222080), (5552, 218960), (5888, 206465), (5899, 206080), (6256, 194320), (6440, 188768), (6940, 175168), (7360, 165172), (7616, 159620), (7820, 155456), (7981, 152320), (8960, 135677), (9520, 127696), (9716, 125120), (10304, 117980), (10880, 111734), (10948, 111040), (11104, 109480), (11798, 103040), (12145, 100096), (12512, 97160), (12880, 94384), (13685, 88832), (13880, 87584), (14720, 82586), (15232, 79810), (15640, 77728), (15962, 76160), (19040, 63848), (19432, 62560), (20608, 58990), (21760, 55867), (21896, 55520), (22208, 54740), (23596, 51520), (24290, 50048), (25024, 48580), (25760, 47192), (27370, 44416), (27760, 43792), (29440, 41293), (29495, 41216), (30464, 39905), (31280, 38864), (31924, 38080)]