247973712

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:254

約数の個数: 240

約数和(自身を含む): 814233600

約数和(自身を除く): 566259888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 31, 38, 42, 48, 49, 56, 57, 62, 76, 84, 93, 98, 112, 114, 124, 133, 147, 152, 168, 179, 186, 196, 217, 228, 248, 266, 294, 304, 336, 358, 372, 392, 399, 434, 456, 496, 532, 537, 588, 589, 651, 716, 744, 784, 798, 868, 912, 931, 1064, 1074, 1176, 1178, 1253, 1302, 1432, 1488, 1519, 1596, 1736, 1767, 1862, 2128, 2148, 2352, 2356, 2506, 2604, 2793, 2864, 3038, 3192, 3401, 3472, 3534, 3724, 3759, 4123, 4296, 4557, 4712, 5012, 5208, 5549, 5586, 6076, 6384, 6802, 7068, 7448, 7518, 8246, 8592, 8771, 9114, 9424, 10024, 10203, 10416, 11098, 11172, 12152, 12369, 13604, 14136, 14896, 15036, 16492, 16647, 17542, 18228, 20048, 20406, 22196, 22344, 23807, 24304, 24738, 26313, 27208, 28272, 28861, 30072, 32984, 33294, 35084, 36456, 38843, 40812, 44392, 44688, 47614, 49476, 52626, 54416, 57722, 60144, 65968, 66588, 70168, 71421, 72912, 77686, 81624, 86583, 88784, 95228, 98952, 105252, 105431, 115444, 116529, 133176, 140336, 142842, 155372, 163248, 166649, 173166, 190456, 197904, 210504, 210862, 230888, 233058, 266352, 271901, 285684, 310744, 316293, 333298, 346332, 380912, 421008, 421724, 461776, 466116, 499947, 543802, 571368, 621488, 632586, 666596, 692664, 738017, 815703, 843448, 932232, 999894, 1087604, 1142736, 1265172, 1333192, 1385328, 1476034, 1631406, 1686896, 1864464, 1999788, 2175208, 2214051, 2530344, 2666384, 2952068, 3262812, 3999576, 4350416, 4428102, 5060688, 5166119, 5904136, 6525624, 7999152, 8856204, 10332238, 11808272, 13051248, 15498357, 17712408, 20664476, 30996714, 35424816, 41328952, 61993428, 82657904, 123986856, 247973712]

約数ペア:

[(1, 247973712), (2, 123986856), (3, 82657904), (4, 61993428), (6, 41328952), (7, 35424816), (8, 30996714), (12, 20664476), (14, 17712408), (16, 15498357), (19, 13051248), (21, 11808272), (24, 10332238), (28, 8856204), (31, 7999152), (38, 6525624), (42, 5904136), (48, 5166119), (49, 5060688), (56, 4428102), (57, 4350416), (62, 3999576), (76, 3262812), (84, 2952068), (93, 2666384), (98, 2530344), (112, 2214051), (114, 2175208), (124, 1999788), (133, 1864464), (147, 1686896), (152, 1631406), (168, 1476034), (179, 1385328), (186, 1333192), (196, 1265172), (217, 1142736), (228, 1087604), (248, 999894), (266, 932232), (294, 843448), (304, 815703), (336, 738017), (358, 692664), (372, 666596), (392, 632586), (399, 621488), (434, 571368), (456, 543802), (496, 499947), (532, 466116), (537, 461776), (588, 421724), (589, 421008), (651, 380912), (716, 346332), (744, 333298), (784, 316293), (798, 310744), (868, 285684), (912, 271901), (931, 266352), (1064, 233058), (1074, 230888), (1176, 210862), (1178, 210504), (1253, 197904), (1302, 190456), (1432, 173166), (1488, 166649), (1519, 163248), (1596, 155372), (1736, 142842), (1767, 140336), (1862, 133176), (2128, 116529), (2148, 115444), (2352, 105431), (2356, 105252), (2506, 98952), (2604, 95228), (2793, 88784), (2864, 86583), (3038, 81624), (3192, 77686), (3401, 72912), (3472, 71421), (3534, 70168), (3724, 66588), (3759, 65968), (4123, 60144), (4296, 57722), (4557, 54416), (4712, 52626), (5012, 49476), (5208, 47614), (5549, 44688), (5586, 44392), (6076, 40812), (6384, 38843), (6802, 36456), (7068, 35084), (7448, 33294), (7518, 32984), (8246, 30072), (8592, 28861), (8771, 28272), (9114, 27208), (9424, 26313), (10024, 24738), (10203, 24304), (10416, 23807), (11098, 22344), (11172, 22196), (12152, 20406), (12369, 20048), (13604, 18228), (14136, 17542), (14896, 16647), (15036, 16492)]