327776840

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:822

約数の個数: 64

約数和(自身を含む): 751196160

約数和(自身を除く): 423419320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 127, 226, 254, 452, 508, 565, 571, 635, 904, 1016, 1130, 1142, 1270, 2260, 2284, 2540, 2855, 4520, 4568, 5080, 5710, 11420, 14351, 22840, 28702, 57404, 64523, 71755, 72517, 114808, 129046, 143510, 145034, 258092, 287020, 290068, 322615, 362585, 516184, 574040, 580136, 645230, 725170, 1290460, 1450340, 2580920, 2900680, 8194421, 16388842, 32777684, 40972105, 65555368, 81944210, 163888420, 327776840]

約数ペア:

[(1, 327776840), (2, 163888420), (4, 81944210), (5, 65555368), (8, 40972105), (10, 32777684), (20, 16388842), (40, 8194421), (113, 2900680), (127, 2580920), (226, 1450340), (254, 1290460), (452, 725170), (508, 645230), (565, 580136), (571, 574040), (635, 516184), (904, 362585), (1016, 322615), (1130, 290068), (1142, 287020), (1270, 258092), (2260, 145034), (2284, 143510), (2540, 129046), (2855, 114808), (4520, 72517), (4568, 71755), (5080, 64523), (5710, 57404), (11420, 28702), (14351, 22840)]