1987351968

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5021}}^1$

素因数の和:5091

約数の個数: 192

約数和(自身を含む): 6479585280

約数和(自身を除く): 4492233312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 31, 32, 38, 42, 48, 56, 57, 62, 76, 84, 93, 96, 112, 114, 124, 133, 152, 168, 186, 217, 224, 228, 248, 266, 304, 336, 372, 399, 434, 456, 496, 532, 589, 608, 651, 672, 744, 798, 868, 912, 992, 1064, 1178, 1302, 1488, 1596, 1736, 1767, 1824, 2128, 2356, 2604, 2976, 3192, 3472, 3534, 4123, 4256, 4712, 5021, 5208, 6384, 6944, 7068, 8246, 9424, 10042, 10416, 12369, 12768, 14136, 15063, 16492, 18848, 20084, 20832, 24738, 28272, 30126, 32984, 35147, 40168, 49476, 56544, 60252, 65968, 70294, 80336, 95399, 98952, 105441, 120504, 131936, 140588, 155651, 160672, 190798, 197904, 210882, 241008, 281176, 286197, 311302, 381596, 395808, 421764, 466953, 482016, 562352, 572394, 622604, 667793, 763192, 843528, 933906, 1089557, 1124704, 1144788, 1245208, 1335586, 1526384, 1687056, 1867812, 2003379, 2179114, 2289576, 2490416, 2671172, 2957369, 3052768, 3268671, 3374112, 3735624, 4006758, 4358228, 4579152, 4980832, 5342344, 5914738, 6537342, 7471248, 8013516, 8716456, 8872107, 9158304, 10684688, 11829476, 13074684, 14942496, 16027032, 17432912, 17744214, 20701583, 21369376, 23658952, 26149368, 32054064, 34865824, 35488428, 41403166, 47317904, 52298736, 62104749, 64108128, 70976856, 82806332, 94635808, 104597472, 124209498, 141953712, 165612664, 248418996, 283907424, 331225328, 496837992, 662450656, 993675984, 1987351968]

約数ペア:

[(1, 1987351968), (2, 993675984), (3, 662450656), (4, 496837992), (6, 331225328), (7, 283907424), (8, 248418996), (12, 165612664), (14, 141953712), (16, 124209498), (19, 104597472), (21, 94635808), (24, 82806332), (28, 70976856), (31, 64108128), (32, 62104749), (38, 52298736), (42, 47317904), (48, 41403166), (56, 35488428), (57, 34865824), (62, 32054064), (76, 26149368), (84, 23658952), (93, 21369376), (96, 20701583), (112, 17744214), (114, 17432912), (124, 16027032), (133, 14942496), (152, 13074684), (168, 11829476), (186, 10684688), (217, 9158304), (224, 8872107), (228, 8716456), (248, 8013516), (266, 7471248), (304, 6537342), (336, 5914738), (372, 5342344), (399, 4980832), (434, 4579152), (456, 4358228), (496, 4006758), (532, 3735624), (589, 3374112), (608, 3268671), (651, 3052768), (672, 2957369), (744, 2671172), (798, 2490416), (868, 2289576), (912, 2179114), (992, 2003379), (1064, 1867812), (1178, 1687056), (1302, 1526384), (1488, 1335586), (1596, 1245208), (1736, 1144788), (1767, 1124704), (1824, 1089557), (2128, 933906), (2356, 843528), (2604, 763192), (2976, 667793), (3192, 622604), (3472, 572394), (3534, 562352), (4123, 482016), (4256, 466953), (4712, 421764), (5021, 395808), (5208, 381596), (6384, 311302), (6944, 286197), (7068, 281176), (8246, 241008), (9424, 210882), (10042, 197904), (10416, 190798), (12369, 160672), (12768, 155651), (14136, 140588), (15063, 131936), (16492, 120504), (18848, 105441), (20084, 98952), (20832, 95399), (24738, 80336), (28272, 70294), (30126, 65968), (32984, 60252), (35147, 56544), (40168, 49476)]