87162880

素因数分解:

$2^{17}\times 5^1\times 7^1\times {\mathrm{19}}^1$

素因数の和:65

約数の個数: 144

約数和(自身を含む): 251657280

約数和(自身を除く): 164494400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 512, 532, 560, 608, 640, 665, 760, 896, 1024, 1064, 1120, 1216, 1280, 1330, 1520, 1792, 2048, 2128, 2240, 2432, 2560, 2660, 3040, 3584, 4096, 4256, 4480, 4864, 5120, 5320, 6080, 7168, 8192, 8512, 8960, 9728, 10240, 10640, 12160, 14336, 16384, 17024, 17920, 19456, 20480, 21280, 24320, 28672, 32768, 34048, 35840, 38912, 40960, 42560, 48640, 57344, 65536, 68096, 71680, 77824, 81920, 85120, 97280, 114688, 131072, 136192, 143360, 155648, 163840, 170240, 194560, 229376, 272384, 286720, 311296, 327680, 340480, 389120, 458752, 544768, 573440, 622592, 655360, 680960, 778240, 917504, 1089536, 1146880, 1245184, 1361920, 1556480, 2179072, 2293760, 2490368, 2723840, 3112960, 4358144, 4587520, 5447680, 6225920, 8716288, 10895360, 12451840, 17432576, 21790720, 43581440, 87162880]

約数ペア:

[(1, 87162880), (2, 43581440), (4, 21790720), (5, 17432576), (7, 12451840), (8, 10895360), (10, 8716288), (14, 6225920), (16, 5447680), (19, 4587520), (20, 4358144), (28, 3112960), (32, 2723840), (35, 2490368), (38, 2293760), (40, 2179072), (56, 1556480), (64, 1361920), (70, 1245184), (76, 1146880), (80, 1089536), (95, 917504), (112, 778240), (128, 680960), (133, 655360), (140, 622592), (152, 573440), (160, 544768), (190, 458752), (224, 389120), (256, 340480), (266, 327680), (280, 311296), (304, 286720), (320, 272384), (380, 229376), (448, 194560), (512, 170240), (532, 163840), (560, 155648), (608, 143360), (640, 136192), (665, 131072), (760, 114688), (896, 97280), (1024, 85120), (1064, 81920), (1120, 77824), (1216, 71680), (1280, 68096), (1330, 65536), (1520, 57344), (1792, 48640), (2048, 42560), (2128, 40960), (2240, 38912), (2432, 35840), (2560, 34048), (2660, 32768), (3040, 28672), (3584, 24320), (4096, 21280), (4256, 20480), (4480, 19456), (4864, 17920), (5120, 17024), (5320, 16384), (6080, 14336), (7168, 12160), (8192, 10640), (8512, 10240), (8960, 9728)]