161518784

素因数分解:

$2^6\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1039}}^1$

素因数の和:1405

約数の個数: 56

約数和(自身を含む): 367710720

約数和(自身を除く): 206191936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 347, 448, 694, 1039, 1388, 2078, 2429, 2776, 4156, 4858, 5552, 7273, 8312, 9716, 11104, 14546, 16624, 19432, 22208, 29092, 33248, 38864, 58184, 66496, 77728, 116368, 155456, 232736, 360533, 465472, 721066, 1442132, 2523731, 2884264, 5047462, 5768528, 10094924, 11537056, 20189848, 23074112, 40379696, 80759392, 161518784]

約数ペア:

[(1, 161518784), (2, 80759392), (4, 40379696), (7, 23074112), (8, 20189848), (14, 11537056), (16, 10094924), (28, 5768528), (32, 5047462), (56, 2884264), (64, 2523731), (112, 1442132), (224, 721066), (347, 465472), (448, 360533), (694, 232736), (1039, 155456), (1388, 116368), (2078, 77728), (2429, 66496), (2776, 58184), (4156, 38864), (4858, 33248), (5552, 29092), (7273, 22208), (8312, 19432), (9716, 16624), (11104, 14546)]