428253770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1949}}^1$

素因数の和:2079

約数の個数: 64

約数和(自身を含む): 914284800

約数和(自身を除く): 486031030

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 73, 86, 146, 215, 301, 365, 430, 511, 602, 730, 1022, 1505, 1949, 2555, 3010, 3139, 3898, 5110, 6278, 9745, 13643, 15695, 19490, 21973, 27286, 31390, 43946, 68215, 83807, 109865, 136430, 142277, 167614, 219730, 284554, 419035, 586649, 711385, 838070, 995939, 1173298, 1422770, 1991878, 2933245, 4979695, 5866490, 6117911, 9959390, 12235822, 30589555, 42825377, 61179110, 85650754, 214126885, 428253770]

約数ペア:

[(1, 428253770), (2, 214126885), (5, 85650754), (7, 61179110), (10, 42825377), (14, 30589555), (35, 12235822), (43, 9959390), (70, 6117911), (73, 5866490), (86, 4979695), (146, 2933245), (215, 1991878), (301, 1422770), (365, 1173298), (430, 995939), (511, 838070), (602, 711385), (730, 586649), (1022, 419035), (1505, 284554), (1949, 219730), (2555, 167614), (3010, 142277), (3139, 136430), (3898, 109865), (5110, 83807), (6278, 68215), (9745, 43946), (13643, 31390), (15695, 27286), (19490, 21973)]