681845248

素因数分解:

$2^9\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:111

約数の個数: 240

約数和(自身を含む): 1796027904

約数和(自身を除く): 1114182656

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 31, 32, 34, 38, 56, 62, 64, 68, 76, 112, 119, 124, 128, 133, 136, 152, 217, 224, 238, 248, 256, 266, 272, 304, 323, 361, 434, 448, 476, 496, 512, 527, 532, 544, 589, 608, 646, 722, 868, 896, 952, 992, 1054, 1064, 1088, 1178, 1216, 1292, 1444, 1736, 1792, 1904, 1984, 2108, 2128, 2176, 2261, 2356, 2432, 2527, 2584, 2888, 3472, 3584, 3689, 3808, 3968, 4123, 4216, 4256, 4352, 4522, 4712, 4864, 5054, 5168, 5776, 6137, 6944, 7378, 7616, 7936, 8246, 8432, 8512, 8704, 9044, 9424, 9728, 10013, 10108, 10336, 11191, 11552, 12274, 13888, 14756, 15232, 15872, 16492, 16864, 17024, 18088, 18848, 20026, 20216, 20672, 22382, 23104, 24548, 27776, 29512, 30464, 32984, 33728, 34048, 36176, 37696, 40052, 40432, 41344, 42959, 44764, 46208, 49096, 55552, 59024, 60928, 65968, 67456, 68096, 70091, 72352, 75392, 78337, 80104, 80864, 82688, 85918, 89528, 92416, 98192, 111104, 118048, 131936, 134912, 140182, 144704, 150784, 156674, 160208, 161728, 165376, 171836, 179056, 184832, 190247, 196384, 236096, 263872, 269824, 280364, 289408, 301568, 313348, 320416, 323456, 343672, 358112, 380494, 392768, 472192, 527744, 560728, 578816, 626696, 640832, 646912, 687344, 716224, 760988, 785536, 944384, 1055488, 1121456, 1157632, 1253392, 1281664, 1293824, 1331729, 1374688, 1432448, 1521976, 1571072, 1888768, 2110976, 2242912, 2506784, 2563328, 2663458, 2749376, 2864896, 3043952, 3142144, 4485824, 5013568, 5126656, 5326916, 5498752, 5729792, 6087904, 8971648, 10027136, 10653832, 10997504, 12175808, 17943296, 20054272, 21307664, 21995008, 24351616, 35886592, 40108544, 42615328, 48703232, 85230656, 97406464, 170461312, 340922624, 681845248]

約数ペア:

[(1, 681845248), (2, 340922624), (4, 170461312), (7, 97406464), (8, 85230656), (14, 48703232), (16, 42615328), (17, 40108544), (19, 35886592), (28, 24351616), (31, 21995008), (32, 21307664), (34, 20054272), (38, 17943296), (56, 12175808), (62, 10997504), (64, 10653832), (68, 10027136), (76, 8971648), (112, 6087904), (119, 5729792), (124, 5498752), (128, 5326916), (133, 5126656), (136, 5013568), (152, 4485824), (217, 3142144), (224, 3043952), (238, 2864896), (248, 2749376), (256, 2663458), (266, 2563328), (272, 2506784), (304, 2242912), (323, 2110976), (361, 1888768), (434, 1571072), (448, 1521976), (476, 1432448), (496, 1374688), (512, 1331729), (527, 1293824), (532, 1281664), (544, 1253392), (589, 1157632), (608, 1121456), (646, 1055488), (722, 944384), (868, 785536), (896, 760988), (952, 716224), (992, 687344), (1054, 646912), (1064, 640832), (1088, 626696), (1178, 578816), (1216, 560728), (1292, 527744), (1444, 472192), (1736, 392768), (1792, 380494), (1904, 358112), (1984, 343672), (2108, 323456), (2128, 320416), (2176, 313348), (2261, 301568), (2356, 289408), (2432, 280364), (2527, 269824), (2584, 263872), (2888, 236096), (3472, 196384), (3584, 190247), (3689, 184832), (3808, 179056), (3968, 171836), (4123, 165376), (4216, 161728), (4256, 160208), (4352, 156674), (4522, 150784), (4712, 144704), (4864, 140182), (5054, 134912), (5168, 131936), (5776, 118048), (6137, 111104), (6944, 98192), (7378, 92416), (7616, 89528), (7936, 85918), (8246, 82688), (8432, 80864), (8512, 80104), (8704, 78337), (9044, 75392), (9424, 72352), (9728, 70091), (10013, 68096), (10108, 67456), (10336, 65968), (11191, 60928), (11552, 59024), (12274, 55552), (13888, 49096), (14756, 46208), (15232, 44764), (15872, 42959), (16492, 41344), (16864, 40432), (17024, 40052), (18088, 37696), (18848, 36176), (20026, 34048), (20216, 33728), (20672, 32984), (22382, 30464), (23104, 29512), (24548, 27776)]