84120484

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 174899200

約数和(自身を除く): 90778716

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 199, 217, 398, 434, 487, 796, 868, 974, 1393, 1948, 2786, 3409, 5572, 6169, 6818, 12338, 13636, 15097, 24676, 30194, 43183, 60388, 86366, 96913, 105679, 172732, 193826, 211358, 387652, 422716, 678391, 1356782, 2713564, 3004303, 6008606, 12017212, 21030121, 42060242, 84120484]

約数ペア:

[(1, 84120484), (2, 42060242), (4, 21030121), (7, 12017212), (14, 6008606), (28, 3004303), (31, 2713564), (62, 1356782), (124, 678391), (199, 422716), (217, 387652), (398, 211358), (434, 193826), (487, 172732), (796, 105679), (868, 96913), (974, 86366), (1393, 60388), (1948, 43183), (2786, 30194), (3409, 24676), (5572, 15097), (6169, 13636), (6818, 12338)]