68921740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:319

約数の個数: 96

約数和(自身を含む): 165473280

約数和(自身を除く): 96551540

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 47, 68, 76, 85, 94, 95, 170, 188, 190, 227, 235, 323, 340, 380, 454, 470, 646, 799, 893, 908, 940, 1135, 1292, 1598, 1615, 1786, 2270, 3196, 3230, 3572, 3859, 3995, 4313, 4465, 4540, 6460, 7718, 7990, 8626, 8930, 10669, 15181, 15436, 15980, 17252, 17860, 19295, 21338, 21565, 30362, 38590, 42676, 43130, 53345, 60724, 73321, 75905, 77180, 86260, 106690, 146642, 151810, 181373, 202711, 213380, 293284, 303620, 362746, 366605, 405422, 725492, 733210, 810844, 906865, 1013555, 1466420, 1813730, 2027110, 3446087, 3627460, 4054220, 6892174, 13784348, 17230435, 34460870, 68921740]

約数ペア:

[(1, 68921740), (2, 34460870), (4, 17230435), (5, 13784348), (10, 6892174), (17, 4054220), (19, 3627460), (20, 3446087), (34, 2027110), (38, 1813730), (47, 1466420), (68, 1013555), (76, 906865), (85, 810844), (94, 733210), (95, 725492), (170, 405422), (188, 366605), (190, 362746), (227, 303620), (235, 293284), (323, 213380), (340, 202711), (380, 181373), (454, 151810), (470, 146642), (646, 106690), (799, 86260), (893, 77180), (908, 75905), (940, 73321), (1135, 60724), (1292, 53345), (1598, 43130), (1615, 42676), (1786, 38590), (2270, 30362), (3196, 21565), (3230, 21338), (3572, 19295), (3859, 17860), (3995, 17252), (4313, 15980), (4465, 15436), (4540, 15181), (6460, 10669), (7718, 8930), (7990, 8626)]