211316480

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8689}}^1$

素因数の和:8729

約数の個数: 72

約数和(自身を含む): 532870800

約数和(自身を除く): 321554320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 8689, 12160, 17378, 24320, 34756, 43445, 69512, 86890, 139024, 165091, 173780, 278048, 330182, 347560, 556096, 660364, 695120, 825455, 1112192, 1320728, 1390240, 1650910, 2224384, 2641456, 2780480, 3301820, 5282912, 5560960, 6603640, 10565824, 11121920, 13207280, 21131648, 26414560, 42263296, 52829120, 105658240, 211316480]

約数ペア:

[(1, 211316480), (2, 105658240), (4, 52829120), (5, 42263296), (8, 26414560), (10, 21131648), (16, 13207280), (19, 11121920), (20, 10565824), (32, 6603640), (38, 5560960), (40, 5282912), (64, 3301820), (76, 2780480), (80, 2641456), (95, 2224384), (128, 1650910), (152, 1390240), (160, 1320728), (190, 1112192), (256, 825455), (304, 695120), (320, 660364), (380, 556096), (608, 347560), (640, 330182), (760, 278048), (1216, 173780), (1280, 165091), (1520, 139024), (2432, 86890), (3040, 69512), (4864, 43445), (6080, 34756), (8689, 24320), (12160, 17378)]