77691870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:179

約数の個数: 144

約数和(自身を含む): 224134560

約数和(自身を除く): 146442690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 29, 30, 34, 45, 51, 58, 85, 87, 90, 102, 103, 145, 153, 170, 174, 206, 255, 261, 289, 290, 306, 309, 435, 493, 510, 515, 522, 578, 618, 765, 867, 870, 927, 986, 1030, 1305, 1445, 1479, 1530, 1545, 1734, 1751, 1854, 2465, 2601, 2610, 2890, 2958, 2987, 3090, 3502, 4335, 4437, 4635, 4930, 5202, 5253, 5974, 7395, 8381, 8670, 8755, 8874, 8961, 9270, 10506, 13005, 14790, 14935, 15759, 16762, 17510, 17922, 22185, 25143, 26010, 26265, 26883, 29767, 29870, 31518, 41905, 44370, 44805, 50286, 50779, 52530, 53766, 59534, 75429, 78795, 83810, 89301, 89610, 101558, 125715, 134415, 148835, 150858, 152337, 157590, 178602, 251430, 253895, 267903, 268830, 297670, 304674, 377145, 446505, 457011, 507790, 535806, 754290, 761685, 863243, 893010, 914022, 1339515, 1523370, 1726486, 2285055, 2589729, 2679030, 4316215, 4570110, 5179458, 7769187, 8632430, 12948645, 15538374, 25897290, 38845935, 77691870]

約数ペア:

[(1, 77691870), (2, 38845935), (3, 25897290), (5, 15538374), (6, 12948645), (9, 8632430), (10, 7769187), (15, 5179458), (17, 4570110), (18, 4316215), (29, 2679030), (30, 2589729), (34, 2285055), (45, 1726486), (51, 1523370), (58, 1339515), (85, 914022), (87, 893010), (90, 863243), (102, 761685), (103, 754290), (145, 535806), (153, 507790), (170, 457011), (174, 446505), (206, 377145), (255, 304674), (261, 297670), (289, 268830), (290, 267903), (306, 253895), (309, 251430), (435, 178602), (493, 157590), (510, 152337), (515, 150858), (522, 148835), (578, 134415), (618, 125715), (765, 101558), (867, 89610), (870, 89301), (927, 83810), (986, 78795), (1030, 75429), (1305, 59534), (1445, 53766), (1479, 52530), (1530, 50779), (1545, 50286), (1734, 44805), (1751, 44370), (1854, 41905), (2465, 31518), (2601, 29870), (2610, 29767), (2890, 26883), (2958, 26265), (2987, 26010), (3090, 25143), (3502, 22185), (4335, 17922), (4437, 17510), (4635, 16762), (4930, 15759), (5202, 14935), (5253, 14790), (5974, 13005), (7395, 10506), (8381, 9270), (8670, 8961), (8755, 8874)]