31087360

素因数分解:

$2^8\times 5^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 75423600

約数和(自身を除く): 44336240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 163, 256, 298, 320, 326, 596, 640, 652, 745, 815, 1192, 1280, 1304, 1490, 1630, 2384, 2608, 2980, 3260, 4768, 5216, 5960, 6520, 9536, 10432, 11920, 13040, 19072, 20864, 23840, 24287, 26080, 38144, 41728, 47680, 48574, 52160, 95360, 97148, 104320, 121435, 190720, 194296, 208640, 242870, 388592, 485740, 777184, 971480, 1554368, 1942960, 3108736, 3885920, 6217472, 7771840, 15543680, 31087360]

約数ペア:

[(1, 31087360), (2, 15543680), (4, 7771840), (5, 6217472), (8, 3885920), (10, 3108736), (16, 1942960), (20, 1554368), (32, 971480), (40, 777184), (64, 485740), (80, 388592), (128, 242870), (149, 208640), (160, 194296), (163, 190720), (256, 121435), (298, 104320), (320, 97148), (326, 95360), (596, 52160), (640, 48574), (652, 47680), (745, 41728), (815, 38144), (1192, 26080), (1280, 24287), (1304, 23840), (1490, 20864), (1630, 19072), (2384, 13040), (2608, 11920), (2980, 10432), (3260, 9536), (4768, 6520), (5216, 5960)]