15661357660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{23743}}^1$

素因数の和:23867

約数の個数: 96

約数和(自身を含む): 36858286080

約数和(自身を除く): 21196928420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 59, 65, 86, 118, 130, 172, 215, 236, 260, 295, 430, 559, 590, 767, 860, 1118, 1180, 1534, 2236, 2537, 2795, 3068, 3835, 5074, 5590, 7670, 10148, 11180, 12685, 15340, 23743, 25370, 32981, 47486, 50740, 65962, 94972, 118715, 131924, 164905, 237430, 308659, 329810, 474860, 617318, 659620, 1020949, 1234636, 1400837, 1543295, 2041898, 2801674, 3086590, 4083796, 5104745, 5603348, 6173180, 7004185, 10209490, 13272337, 14008370, 18210881, 20418980, 26544674, 28016740, 36421762, 53089348, 60235991, 66361685, 72843524, 91054405, 120471982, 132723370, 182108810, 240943964, 265446740, 301179955, 364217620, 602359910, 783067883, 1204719820, 1566135766, 3132271532, 3915339415, 7830678830, 15661357660]

約数ペア:

[(1, 15661357660), (2, 7830678830), (4, 3915339415), (5, 3132271532), (10, 1566135766), (13, 1204719820), (20, 783067883), (26, 602359910), (43, 364217620), (52, 301179955), (59, 265446740), (65, 240943964), (86, 182108810), (118, 132723370), (130, 120471982), (172, 91054405), (215, 72843524), (236, 66361685), (260, 60235991), (295, 53089348), (430, 36421762), (559, 28016740), (590, 26544674), (767, 20418980), (860, 18210881), (1118, 14008370), (1180, 13272337), (1534, 10209490), (2236, 7004185), (2537, 6173180), (2795, 5603348), (3068, 5104745), (3835, 4083796), (5074, 3086590), (5590, 2801674), (7670, 2041898), (10148, 1543295), (11180, 1400837), (12685, 1234636), (15340, 1020949), (23743, 659620), (25370, 617318), (32981, 474860), (47486, 329810), (50740, 308659), (65962, 237430), (94972, 164905), (118715, 131924)]