42049280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2$

素因数の和:79

約数の個数: 216

約数和(自身を含む): 130832352

約数和(自身を除く): 88783072

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 64, 65, 70, 76, 80, 91, 95, 104, 112, 128, 130, 133, 140, 152, 160, 182, 190, 208, 224, 247, 256, 260, 266, 280, 304, 320, 361, 364, 380, 416, 448, 455, 494, 520, 532, 560, 608, 640, 665, 722, 728, 760, 832, 896, 910, 988, 1040, 1064, 1120, 1216, 1235, 1280, 1330, 1444, 1456, 1520, 1664, 1729, 1792, 1805, 1820, 1976, 2080, 2128, 2240, 2432, 2470, 2527, 2660, 2888, 2912, 3040, 3328, 3458, 3610, 3640, 3952, 4160, 4256, 4480, 4693, 4864, 4940, 5054, 5320, 5776, 5824, 6080, 6916, 7220, 7280, 7904, 8320, 8512, 8645, 8960, 9386, 9880, 10108, 10640, 11552, 11648, 12160, 12635, 13832, 14440, 14560, 15808, 16640, 17024, 17290, 18772, 19760, 20216, 21280, 23104, 23296, 23465, 24320, 25270, 27664, 28880, 29120, 31616, 32851, 34048, 34580, 37544, 39520, 40432, 42560, 46208, 46930, 50540, 55328, 57760, 58240, 63232, 65702, 69160, 75088, 79040, 80864, 85120, 92416, 93860, 101080, 110656, 115520, 116480, 131404, 138320, 150176, 158080, 161728, 164255, 170240, 187720, 202160, 221312, 231040, 262808, 276640, 300352, 316160, 323456, 328510, 375440, 404320, 442624, 462080, 525616, 553280, 600704, 646912, 657020, 750880, 808640, 1051232, 1106560, 1201408, 1314040, 1501760, 1617280, 2102464, 2213120, 2628080, 3003520, 3234560, 4204928, 5256160, 6007040, 8409856, 10512320, 21024640, 42049280]

約数ペア:

[(1, 42049280), (2, 21024640), (4, 10512320), (5, 8409856), (7, 6007040), (8, 5256160), (10, 4204928), (13, 3234560), (14, 3003520), (16, 2628080), (19, 2213120), (20, 2102464), (26, 1617280), (28, 1501760), (32, 1314040), (35, 1201408), (38, 1106560), (40, 1051232), (52, 808640), (56, 750880), (64, 657020), (65, 646912), (70, 600704), (76, 553280), (80, 525616), (91, 462080), (95, 442624), (104, 404320), (112, 375440), (128, 328510), (130, 323456), (133, 316160), (140, 300352), (152, 276640), (160, 262808), (182, 231040), (190, 221312), (208, 202160), (224, 187720), (247, 170240), (256, 164255), (260, 161728), (266, 158080), (280, 150176), (304, 138320), (320, 131404), (361, 116480), (364, 115520), (380, 110656), (416, 101080), (448, 93860), (455, 92416), (494, 85120), (520, 80864), (532, 79040), (560, 75088), (608, 69160), (640, 65702), (665, 63232), (722, 58240), (728, 57760), (760, 55328), (832, 50540), (896, 46930), (910, 46208), (988, 42560), (1040, 40432), (1064, 39520), (1120, 37544), (1216, 34580), (1235, 34048), (1280, 32851), (1330, 31616), (1444, 29120), (1456, 28880), (1520, 27664), (1664, 25270), (1729, 24320), (1792, 23465), (1805, 23296), (1820, 23104), (1976, 21280), (2080, 20216), (2128, 19760), (2240, 18772), (2432, 17290), (2470, 17024), (2527, 16640), (2660, 15808), (2888, 14560), (2912, 14440), (3040, 13832), (3328, 12635), (3458, 12160), (3610, 11648), (3640, 11552), (3952, 10640), (4160, 10108), (4256, 9880), (4480, 9386), (4693, 8960), (4864, 8645), (4940, 8512), (5054, 8320), (5320, 7904), (5776, 7280), (5824, 7220), (6080, 6916)]