238933864

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2003}}^1$

素因数の和:2090

約数の個数: 64

約数和(自身を含む): 511741440

約数和(自身を除く): 272807576

約数列:

[1, 2, 4, 8, 13, 26, 31, 37, 52, 62, 74, 104, 124, 148, 248, 296, 403, 481, 806, 962, 1147, 1612, 1924, 2003, 2294, 3224, 3848, 4006, 4588, 8012, 9176, 14911, 16024, 26039, 29822, 52078, 59644, 62093, 74111, 104156, 119288, 124186, 148222, 208312, 248372, 296444, 496744, 592888, 807209, 963443, 1614418, 1926886, 2297441, 3228836, 3853772, 4594882, 6457672, 7707544, 9189764, 18379528, 29866733, 59733466, 119466932, 238933864]

約数ペア:

[(1, 238933864), (2, 119466932), (4, 59733466), (8, 29866733), (13, 18379528), (26, 9189764), (31, 7707544), (37, 6457672), (52, 4594882), (62, 3853772), (74, 3228836), (104, 2297441), (124, 1926886), (148, 1614418), (248, 963443), (296, 807209), (403, 592888), (481, 496744), (806, 296444), (962, 248372), (1147, 208312), (1612, 148222), (1924, 124186), (2003, 119288), (2294, 104156), (3224, 74111), (3848, 62093), (4006, 59644), (4588, 52078), (8012, 29822), (9176, 26039), (14911, 16024)]