687234960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{983}}^1$

素因数の和:1973

約数の個数: 120

約数和(自身を含む): 2312691264

約数和(自身を除く): 1625456304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 971, 983, 1942, 1966, 2913, 2949, 3884, 3932, 4855, 4915, 5826, 5898, 7768, 7864, 8739, 8847, 9710, 9830, 11652, 11796, 14565, 14745, 15536, 15728, 17478, 17694, 19420, 19660, 23304, 23592, 29130, 29490, 34956, 35388, 38840, 39320, 43695, 44235, 46608, 47184, 58260, 58980, 69912, 70776, 77680, 78640, 87390, 88470, 116520, 117960, 139824, 141552, 174780, 176940, 233040, 235920, 349560, 353880, 699120, 707760, 954493, 1908986, 2863479, 3817972, 4772465, 5726958, 7635944, 8590437, 9544930, 11453916, 14317395, 15271888, 17180874, 19089860, 22907832, 28634790, 34361748, 38179720, 42952185, 45815664, 57269580, 68723496, 76359440, 85904370, 114539160, 137446992, 171808740, 229078320, 343617480, 687234960]

約数ペア:

[(1, 687234960), (2, 343617480), (3, 229078320), (4, 171808740), (5, 137446992), (6, 114539160), (8, 85904370), (9, 76359440), (10, 68723496), (12, 57269580), (15, 45815664), (16, 42952185), (18, 38179720), (20, 34361748), (24, 28634790), (30, 22907832), (36, 19089860), (40, 17180874), (45, 15271888), (48, 14317395), (60, 11453916), (72, 9544930), (80, 8590437), (90, 7635944), (120, 5726958), (144, 4772465), (180, 3817972), (240, 2863479), (360, 1908986), (720, 954493), (971, 707760), (983, 699120), (1942, 353880), (1966, 349560), (2913, 235920), (2949, 233040), (3884, 176940), (3932, 174780), (4855, 141552), (4915, 139824), (5826, 117960), (5898, 116520), (7768, 88470), (7864, 87390), (8739, 78640), (8847, 77680), (9710, 70776), (9830, 69912), (11652, 58980), (11796, 58260), (14565, 47184), (14745, 46608), (15536, 44235), (15728, 43695), (17478, 39320), (17694, 38840), (19420, 35388), (19660, 34956), (23304, 29490), (23592, 29130)]