640516128

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{953149}}^1$

素因数の和:953169

約数の個数: 48

約数和(自身を含む): 1921550400

約数和(自身を除く): 1281034272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 953149, 1906298, 2859447, 3812596, 5718894, 6672043, 7625192, 11437788, 13344086, 15250384, 20016129, 22875576, 26688172, 30500768, 40032258, 45751152, 53376344, 80064516, 91502304, 106752688, 160129032, 213505376, 320258064, 640516128]

約数ペア:

[(1, 640516128), (2, 320258064), (3, 213505376), (4, 160129032), (6, 106752688), (7, 91502304), (8, 80064516), (12, 53376344), (14, 45751152), (16, 40032258), (21, 30500768), (24, 26688172), (28, 22875576), (32, 20016129), (42, 15250384), (48, 13344086), (56, 11437788), (84, 7625192), (96, 6672043), (112, 5718894), (168, 3812596), (224, 2859447), (336, 1906298), (672, 953149)]