220161256

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^2\times {\mathrm{4091}}^1$

素因数の和:4166

約数の個数: 48

約数和(自身を含む): 487602720

約数和(自身を除く): 267441464

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 961, 1736, 1922, 3844, 4091, 6727, 7688, 8182, 13454, 16364, 26908, 28637, 32728, 53816, 57274, 114548, 126821, 229096, 253642, 507284, 887747, 1014568, 1775494, 3550988, 3931451, 7101976, 7862902, 15725804, 27520157, 31451608, 55040314, 110080628, 220161256]

約数ペア:

[(1, 220161256), (2, 110080628), (4, 55040314), (7, 31451608), (8, 27520157), (14, 15725804), (28, 7862902), (31, 7101976), (56, 3931451), (62, 3550988), (124, 1775494), (217, 1014568), (248, 887747), (434, 507284), (868, 253642), (961, 229096), (1736, 126821), (1922, 114548), (3844, 57274), (4091, 53816), (6727, 32728), (7688, 28637), (8182, 26908), (13454, 16364)]