140713216

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 353203200

約数和(自身を除く): 212489984

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 56, 62, 64, 68, 112, 119, 124, 128, 136, 149, 217, 224, 238, 248, 256, 272, 298, 434, 448, 476, 496, 527, 544, 596, 868, 896, 952, 992, 1043, 1054, 1088, 1192, 1736, 1792, 1904, 1984, 2086, 2108, 2176, 2384, 2533, 3472, 3689, 3808, 3968, 4172, 4216, 4352, 4619, 4768, 5066, 6944, 7378, 7616, 7936, 8344, 8432, 9238, 9536, 10132, 13888, 14756, 15232, 16688, 16864, 17731, 18476, 19072, 20264, 27776, 29512, 30464, 32333, 33376, 33728, 35462, 36952, 38144, 40528, 55552, 59024, 64666, 66752, 67456, 70924, 73904, 78523, 81056, 118048, 129332, 133504, 134912, 141848, 147808, 157046, 162112, 236096, 258664, 267008, 283696, 295616, 314092, 324224, 472192, 517328, 549661, 567392, 591232, 628184, 648448, 944384, 1034656, 1099322, 1134784, 1182464, 1256368, 2069312, 2198644, 2269568, 2512736, 4138624, 4397288, 4539136, 5025472, 8277248, 8794576, 10050944, 17589152, 20101888, 35178304, 70356608, 140713216]

約数ペア:

[(1, 140713216), (2, 70356608), (4, 35178304), (7, 20101888), (8, 17589152), (14, 10050944), (16, 8794576), (17, 8277248), (28, 5025472), (31, 4539136), (32, 4397288), (34, 4138624), (56, 2512736), (62, 2269568), (64, 2198644), (68, 2069312), (112, 1256368), (119, 1182464), (124, 1134784), (128, 1099322), (136, 1034656), (149, 944384), (217, 648448), (224, 628184), (238, 591232), (248, 567392), (256, 549661), (272, 517328), (298, 472192), (434, 324224), (448, 314092), (476, 295616), (496, 283696), (527, 267008), (544, 258664), (596, 236096), (868, 162112), (896, 157046), (952, 147808), (992, 141848), (1043, 134912), (1054, 133504), (1088, 129332), (1192, 118048), (1736, 81056), (1792, 78523), (1904, 73904), (1984, 70924), (2086, 67456), (2108, 66752), (2176, 64666), (2384, 59024), (2533, 55552), (3472, 40528), (3689, 38144), (3808, 36952), (3968, 35462), (4172, 33728), (4216, 33376), (4352, 32333), (4619, 30464), (4768, 29512), (5066, 27776), (6944, 20264), (7378, 19072), (7616, 18476), (7936, 17731), (8344, 16864), (8432, 16688), (9238, 15232), (9536, 14756), (10132, 13888)]