61343480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 163296000

約数和(自身を除く): 101952520

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 59, 68, 85, 88, 110, 118, 136, 139, 170, 187, 220, 236, 278, 295, 340, 374, 440, 472, 556, 590, 649, 680, 695, 748, 935, 1003, 1112, 1180, 1298, 1390, 1496, 1529, 1870, 2006, 2360, 2363, 2596, 2780, 3058, 3245, 3740, 4012, 4726, 5015, 5192, 5560, 6116, 6490, 7480, 7645, 8024, 8201, 9452, 10030, 11033, 11815, 12232, 12980, 15290, 16402, 18904, 20060, 22066, 23630, 25960, 25993, 30580, 32804, 40120, 41005, 44132, 47260, 51986, 55165, 61160, 65608, 82010, 88264, 90211, 94520, 103972, 110330, 129965, 139417, 164020, 180422, 207944, 220660, 259930, 278834, 328040, 360844, 441320, 451055, 519860, 557668, 697085, 721688, 902110, 1039720, 1115336, 1394170, 1533587, 1804220, 2788340, 3067174, 3608440, 5576680, 6134348, 7667935, 12268696, 15335870, 30671740, 61343480]

約数ペア:

[(1, 61343480), (2, 30671740), (4, 15335870), (5, 12268696), (8, 7667935), (10, 6134348), (11, 5576680), (17, 3608440), (20, 3067174), (22, 2788340), (34, 1804220), (40, 1533587), (44, 1394170), (55, 1115336), (59, 1039720), (68, 902110), (85, 721688), (88, 697085), (110, 557668), (118, 519860), (136, 451055), (139, 441320), (170, 360844), (187, 328040), (220, 278834), (236, 259930), (278, 220660), (295, 207944), (340, 180422), (374, 164020), (440, 139417), (472, 129965), (556, 110330), (590, 103972), (649, 94520), (680, 90211), (695, 88264), (748, 82010), (935, 65608), (1003, 61160), (1112, 55165), (1180, 51986), (1298, 47260), (1390, 44132), (1496, 41005), (1529, 40120), (1870, 32804), (2006, 30580), (2360, 25993), (2363, 25960), (2596, 23630), (2780, 22066), (3058, 20060), (3245, 18904), (3740, 16402), (4012, 15290), (4726, 12980), (5015, 12232), (5192, 11815), (5560, 11033), (6116, 10030), (6490, 9452), (7480, 8201), (7645, 8024)]