189236480

素因数分解:

$2^8\times 5^1\times {\mathrm{163}}^1\times {\mathrm{907}}^1$

素因数の和:1091

約数の個数: 72

約数和(自身を含む): 456564192

約数和(自身を除く): 267327712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 163, 256, 320, 326, 640, 652, 815, 907, 1280, 1304, 1630, 1814, 2608, 3260, 3628, 4535, 5216, 6520, 7256, 9070, 10432, 13040, 14512, 18140, 20864, 26080, 29024, 36280, 41728, 52160, 58048, 72560, 104320, 116096, 145120, 147841, 208640, 232192, 290240, 295682, 580480, 591364, 739205, 1160960, 1182728, 1478410, 2365456, 2956820, 4730912, 5913640, 9461824, 11827280, 18923648, 23654560, 37847296, 47309120, 94618240, 189236480]

約数ペア:

[(1, 189236480), (2, 94618240), (4, 47309120), (5, 37847296), (8, 23654560), (10, 18923648), (16, 11827280), (20, 9461824), (32, 5913640), (40, 4730912), (64, 2956820), (80, 2365456), (128, 1478410), (160, 1182728), (163, 1160960), (256, 739205), (320, 591364), (326, 580480), (640, 295682), (652, 290240), (815, 232192), (907, 208640), (1280, 147841), (1304, 145120), (1630, 116096), (1814, 104320), (2608, 72560), (3260, 58048), (3628, 52160), (4535, 41728), (5216, 36280), (6520, 29024), (7256, 26080), (9070, 20864), (10432, 18140), (13040, 14512)]