21014778727920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{25745833}}^1$

素因数の和:25746047

約数の個数: 160

約数和(自身を含む): 68957641785600

約数和(自身を除く): 47942863057680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 179, 190, 228, 240, 285, 304, 358, 380, 456, 537, 570, 716, 760, 895, 912, 1074, 1140, 1432, 1520, 1790, 2148, 2280, 2685, 2864, 3401, 3580, 4296, 4560, 5370, 6802, 7160, 8592, 10203, 10740, 13604, 14320, 17005, 20406, 21480, 27208, 34010, 40812, 42960, 51015, 54416, 68020, 81624, 102030, 136040, 163248, 204060, 272080, 408120, 816240, 25745833, 51491666, 77237499, 102983332, 128729165, 154474998, 205966664, 257458330, 308949996, 386187495, 411933328, 489170827, 514916660, 617899992, 772374990, 978341654, 1029833320, 1235799984, 1467512481, 1544749980, 1956683308, 2059666640, 2445854135, 2935024962, 3089499960, 3913366616, 4608504107, 4891708270, 5870049924, 6178999920, 7337562405, 7826733232, 9217008214, 9783416540, 11740099848, 13825512321, 14675124810, 18434016428, 19566833080, 23042520535, 23480199696, 27651024642, 29350249620, 36868032856, 39133666160, 46085041070, 55302049284, 58700499240, 69127561605, 73736065712, 87561578033, 92170082140, 110604098568, 117400998480, 138255123210, 175123156066, 184340164280, 221208197136, 262684734099, 276510246420, 350246312132, 368680328560, 437807890165, 525369468198, 553020492840, 700492624264, 875615780330, 1050738936396, 1106040985680, 1313423670495, 1400985248528, 1751231560660, 2101477872792, 2626847340990, 3502463121320, 4202955745584, 5253694681980, 7004926242640, 10507389363960, 21014778727920]

約数ペア:

[(1, 21014778727920), (2, 10507389363960), (3, 7004926242640), (4, 5253694681980), (5, 4202955745584), (6, 3502463121320), (8, 2626847340990), (10, 2101477872792), (12, 1751231560660), (15, 1400985248528), (16, 1313423670495), (19, 1106040985680), (20, 1050738936396), (24, 875615780330), (30, 700492624264), (38, 553020492840), (40, 525369468198), (48, 437807890165), (57, 368680328560), (60, 350246312132), (76, 276510246420), (80, 262684734099), (95, 221208197136), (114, 184340164280), (120, 175123156066), (152, 138255123210), (179, 117400998480), (190, 110604098568), (228, 92170082140), (240, 87561578033), (285, 73736065712), (304, 69127561605), (358, 58700499240), (380, 55302049284), (456, 46085041070), (537, 39133666160), (570, 36868032856), (716, 29350249620), (760, 27651024642), (895, 23480199696), (912, 23042520535), (1074, 19566833080), (1140, 18434016428), (1432, 14675124810), (1520, 13825512321), (1790, 11740099848), (2148, 9783416540), (2280, 9217008214), (2685, 7826733232), (2864, 7337562405), (3401, 6178999920), (3580, 5870049924), (4296, 4891708270), (4560, 4608504107), (5370, 3913366616), (6802, 3089499960), (7160, 2935024962), (8592, 2445854135), (10203, 2059666640), (10740, 1956683308), (13604, 1544749980), (14320, 1467512481), (17005, 1235799984), (20406, 1029833320), (21480, 978341654), (27208, 772374990), (34010, 617899992), (40812, 514916660), (42960, 489170827), (51015, 411933328), (54416, 386187495), (68020, 308949996), (81624, 257458330), (102030, 205966664), (136040, 154474998), (163248, 128729165), (204060, 102983332), (272080, 77237499), (408120, 51491666), (816240, 25745833)]