278846280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:273

約数の個数: 256

約数和(自身を含む): 995328000

約数和(自身を除く): 716481720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 107, 108, 114, 120, 127, 135, 152, 171, 180, 190, 214, 216, 228, 254, 270, 285, 321, 342, 360, 380, 381, 428, 456, 508, 513, 535, 540, 570, 635, 642, 684, 760, 762, 855, 856, 963, 1016, 1026, 1070, 1080, 1140, 1143, 1270, 1284, 1368, 1524, 1605, 1710, 1905, 1926, 2033, 2052, 2140, 2280, 2286, 2413, 2540, 2565, 2568, 2889, 3048, 3210, 3420, 3429, 3810, 3852, 4066, 4104, 4280, 4572, 4815, 4826, 5080, 5130, 5715, 5778, 6099, 6420, 6840, 6858, 7239, 7620, 7704, 8132, 9144, 9630, 9652, 10165, 10260, 11430, 11556, 12065, 12198, 12840, 13589, 13716, 14445, 14478, 15240, 16264, 17145, 18297, 19260, 19304, 20330, 20520, 21717, 22860, 23112, 24130, 24396, 27178, 27432, 28890, 28956, 30495, 34290, 36195, 36594, 38520, 40660, 40767, 43434, 45720, 48260, 48792, 54356, 54891, 57780, 57912, 60990, 65151, 67945, 68580, 72390, 73188, 81320, 81534, 86868, 91485, 96520, 108585, 108712, 109782, 115560, 121980, 122301, 130302, 135890, 137160, 144780, 146376, 163068, 173736, 182970, 203835, 217170, 219564, 243960, 244602, 258191, 260604, 271780, 274455, 289560, 325755, 326136, 365940, 366903, 407670, 434340, 439128, 489204, 516382, 521208, 543560, 548910, 611505, 651510, 731880, 733806, 774573, 815340, 868680, 978408, 1032764, 1097820, 1223010, 1290955, 1303020, 1467612, 1549146, 1630680, 1834515, 2065528, 2195640, 2323719, 2446020, 2581910, 2606040, 2935224, 3098292, 3669030, 3872865, 4647438, 4892040, 5163820, 6196584, 6971157, 7338060, 7745730, 9294876, 10327640, 11618595, 13942314, 14676120, 15491460, 18589752, 23237190, 27884628, 30982920, 34855785, 46474380, 55769256, 69711570, 92948760, 139423140, 278846280]

約数ペア:

[(1, 278846280), (2, 139423140), (3, 92948760), (4, 69711570), (5, 55769256), (6, 46474380), (8, 34855785), (9, 30982920), (10, 27884628), (12, 23237190), (15, 18589752), (18, 15491460), (19, 14676120), (20, 13942314), (24, 11618595), (27, 10327640), (30, 9294876), (36, 7745730), (38, 7338060), (40, 6971157), (45, 6196584), (54, 5163820), (57, 4892040), (60, 4647438), (72, 3872865), (76, 3669030), (90, 3098292), (95, 2935224), (107, 2606040), (108, 2581910), (114, 2446020), (120, 2323719), (127, 2195640), (135, 2065528), (152, 1834515), (171, 1630680), (180, 1549146), (190, 1467612), (214, 1303020), (216, 1290955), (228, 1223010), (254, 1097820), (270, 1032764), (285, 978408), (321, 868680), (342, 815340), (360, 774573), (380, 733806), (381, 731880), (428, 651510), (456, 611505), (508, 548910), (513, 543560), (535, 521208), (540, 516382), (570, 489204), (635, 439128), (642, 434340), (684, 407670), (760, 366903), (762, 365940), (855, 326136), (856, 325755), (963, 289560), (1016, 274455), (1026, 271780), (1070, 260604), (1080, 258191), (1140, 244602), (1143, 243960), (1270, 219564), (1284, 217170), (1368, 203835), (1524, 182970), (1605, 173736), (1710, 163068), (1905, 146376), (1926, 144780), (2033, 137160), (2052, 135890), (2140, 130302), (2280, 122301), (2286, 121980), (2413, 115560), (2540, 109782), (2565, 108712), (2568, 108585), (2889, 96520), (3048, 91485), (3210, 86868), (3420, 81534), (3429, 81320), (3810, 73188), (3852, 72390), (4066, 68580), (4104, 67945), (4280, 65151), (4572, 60990), (4815, 57912), (4826, 57780), (5080, 54891), (5130, 54356), (5715, 48792), (5778, 48260), (6099, 45720), (6420, 43434), (6840, 40767), (6858, 40660), (7239, 38520), (7620, 36594), (7704, 36195), (8132, 34290), (9144, 30495), (9630, 28956), (9652, 28890), (10165, 27432), (10260, 27178), (11430, 24396), (11556, 24130), (12065, 23112), (12198, 22860), (12840, 21717), (13589, 20520), (13716, 20330), (14445, 19304), (14478, 19260), (15240, 18297), (16264, 17145)]