87153920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 243710208

約数和(自身を除く): 156556288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 128, 137, 140, 142, 160, 224, 256, 274, 280, 284, 320, 355, 448, 497, 548, 560, 568, 640, 685, 710, 896, 959, 994, 1096, 1120, 1136, 1280, 1370, 1420, 1792, 1918, 1988, 2192, 2240, 2272, 2485, 2740, 2840, 3836, 3976, 4384, 4480, 4544, 4795, 4970, 5480, 5680, 7672, 7952, 8768, 8960, 9088, 9590, 9727, 9940, 10960, 11360, 15344, 15904, 17536, 18176, 19180, 19454, 19880, 21920, 22720, 30688, 31808, 35072, 38360, 38908, 39760, 43840, 45440, 48635, 61376, 63616, 68089, 76720, 77816, 79520, 87680, 90880, 97270, 122752, 127232, 136178, 153440, 155632, 159040, 175360, 194540, 245504, 272356, 306880, 311264, 318080, 340445, 389080, 544712, 613760, 622528, 636160, 680890, 778160, 1089424, 1227520, 1245056, 1361780, 1556320, 2178848, 2490112, 2723560, 3112640, 4357696, 5447120, 6225280, 8715392, 10894240, 12450560, 17430784, 21788480, 43576960, 87153920]

約数ペア:

[(1, 87153920), (2, 43576960), (4, 21788480), (5, 17430784), (7, 12450560), (8, 10894240), (10, 8715392), (14, 6225280), (16, 5447120), (20, 4357696), (28, 3112640), (32, 2723560), (35, 2490112), (40, 2178848), (56, 1556320), (64, 1361780), (70, 1245056), (71, 1227520), (80, 1089424), (112, 778160), (128, 680890), (137, 636160), (140, 622528), (142, 613760), (160, 544712), (224, 389080), (256, 340445), (274, 318080), (280, 311264), (284, 306880), (320, 272356), (355, 245504), (448, 194540), (497, 175360), (548, 159040), (560, 155632), (568, 153440), (640, 136178), (685, 127232), (710, 122752), (896, 97270), (959, 90880), (994, 87680), (1096, 79520), (1120, 77816), (1136, 76720), (1280, 68089), (1370, 63616), (1420, 61376), (1792, 48635), (1918, 45440), (1988, 43840), (2192, 39760), (2240, 38908), (2272, 38360), (2485, 35072), (2740, 31808), (2840, 30688), (3836, 22720), (3976, 21920), (4384, 19880), (4480, 19454), (4544, 19180), (4795, 18176), (4970, 17536), (5480, 15904), (5680, 15344), (7672, 11360), (7952, 10960), (8768, 9940), (8960, 9727), (9088, 9590)]