281528016

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{211}}^1$

素因数の和:278

約数の個数: 240

約数和(自身を含む): 961509888

約数和(自身を除く): 679981872

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 19, 21, 22, 24, 28, 33, 38, 42, 44, 48, 56, 57, 66, 76, 77, 84, 88, 112, 114, 132, 133, 152, 154, 168, 176, 209, 211, 228, 231, 264, 266, 304, 308, 336, 361, 399, 418, 422, 456, 462, 528, 532, 616, 627, 633, 722, 798, 836, 844, 912, 924, 1064, 1083, 1232, 1254, 1266, 1444, 1463, 1477, 1596, 1672, 1688, 1848, 2128, 2166, 2321, 2508, 2527, 2532, 2888, 2926, 2954, 3192, 3344, 3376, 3696, 3971, 4009, 4332, 4389, 4431, 4642, 5016, 5054, 5064, 5776, 5852, 5908, 6384, 6963, 7581, 7942, 8018, 8664, 8778, 8862, 9284, 10032, 10108, 10128, 11704, 11816, 11913, 12027, 13926, 15162, 15884, 16036, 16247, 17328, 17556, 17724, 18568, 20216, 23408, 23632, 23826, 24054, 27797, 27852, 28063, 30324, 31768, 32072, 32494, 35112, 35448, 37136, 40432, 44099, 47652, 48108, 48741, 55594, 55704, 56126, 60648, 63536, 64144, 64988, 70224, 70896, 76171, 83391, 84189, 88198, 95304, 96216, 97482, 111188, 111408, 112252, 121296, 129976, 132297, 152342, 166782, 168378, 176396, 190608, 192432, 194964, 222376, 224504, 228513, 259952, 264594, 304684, 308693, 333564, 336756, 352792, 389928, 444752, 449008, 457026, 529188, 533197, 609368, 617386, 667128, 673512, 705584, 779856, 837881, 914052, 926079, 1058376, 1066394, 1218736, 1234772, 1334256, 1347024, 1599591, 1675762, 1828104, 1852158, 2116752, 2132788, 2469544, 2513643, 3199182, 3351524, 3656208, 3704316, 4265576, 4939088, 5027286, 5865167, 6398364, 6703048, 7408632, 8531152, 10054572, 11730334, 12796728, 13406096, 14817264, 17595501, 20109144, 23460668, 25593456, 35191002, 40218288, 46921336, 70382004, 93842672, 140764008, 281528016]

約数ペア:

[(1, 281528016), (2, 140764008), (3, 93842672), (4, 70382004), (6, 46921336), (7, 40218288), (8, 35191002), (11, 25593456), (12, 23460668), (14, 20109144), (16, 17595501), (19, 14817264), (21, 13406096), (22, 12796728), (24, 11730334), (28, 10054572), (33, 8531152), (38, 7408632), (42, 6703048), (44, 6398364), (48, 5865167), (56, 5027286), (57, 4939088), (66, 4265576), (76, 3704316), (77, 3656208), (84, 3351524), (88, 3199182), (112, 2513643), (114, 2469544), (132, 2132788), (133, 2116752), (152, 1852158), (154, 1828104), (168, 1675762), (176, 1599591), (209, 1347024), (211, 1334256), (228, 1234772), (231, 1218736), (264, 1066394), (266, 1058376), (304, 926079), (308, 914052), (336, 837881), (361, 779856), (399, 705584), (418, 673512), (422, 667128), (456, 617386), (462, 609368), (528, 533197), (532, 529188), (616, 457026), (627, 449008), (633, 444752), (722, 389928), (798, 352792), (836, 336756), (844, 333564), (912, 308693), (924, 304684), (1064, 264594), (1083, 259952), (1232, 228513), (1254, 224504), (1266, 222376), (1444, 194964), (1463, 192432), (1477, 190608), (1596, 176396), (1672, 168378), (1688, 166782), (1848, 152342), (2128, 132297), (2166, 129976), (2321, 121296), (2508, 112252), (2527, 111408), (2532, 111188), (2888, 97482), (2926, 96216), (2954, 95304), (3192, 88198), (3344, 84189), (3376, 83391), (3696, 76171), (3971, 70896), (4009, 70224), (4332, 64988), (4389, 64144), (4431, 63536), (4642, 60648), (5016, 56126), (5054, 55704), (5064, 55594), (5776, 48741), (5852, 48108), (5908, 47652), (6384, 44099), (6963, 40432), (7581, 37136), (7942, 35448), (8018, 35112), (8664, 32494), (8778, 32072), (8862, 31768), (9284, 30324), (10032, 28063), (10108, 27852), (10128, 27797), (11704, 24054), (11816, 23826), (11913, 23632), (12027, 23408), (13926, 20216), (15162, 18568), (15884, 17724), (16036, 17556), (16247, 17328)]