143761940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1597}}^1$

素因数の和:2256

約数の個数: 48

約数和(自身を含む): 345781632

約数和(自身を除く): 202019692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 643, 1286, 1597, 2572, 3194, 3215, 4501, 6388, 6430, 7985, 9002, 11179, 12860, 15970, 18004, 22358, 22505, 31940, 44716, 45010, 55895, 90020, 111790, 223580, 1026871, 2053742, 4107484, 5134355, 7188097, 10268710, 14376194, 20537420, 28752388, 35940485, 71880970, 143761940]

約数ペア:

[(1, 143761940), (2, 71880970), (4, 35940485), (5, 28752388), (7, 20537420), (10, 14376194), (14, 10268710), (20, 7188097), (28, 5134355), (35, 4107484), (70, 2053742), (140, 1026871), (643, 223580), (1286, 111790), (1597, 90020), (2572, 55895), (3194, 45010), (3215, 44716), (4501, 31940), (6388, 22505), (6430, 22358), (7985, 18004), (9002, 15970), (11179, 12860)]