78505680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:385

約数の個数: 160

約数和(自身を含む): 268697088

約数和(自身を除く): 190191408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 131, 132, 165, 176, 220, 227, 240, 262, 264, 330, 393, 440, 454, 524, 528, 655, 660, 681, 786, 880, 908, 1048, 1135, 1310, 1320, 1362, 1441, 1572, 1816, 1965, 2096, 2270, 2497, 2620, 2640, 2724, 2882, 3144, 3405, 3632, 3930, 4323, 4540, 4994, 5240, 5448, 5764, 6288, 6810, 7205, 7491, 7860, 8646, 9080, 9988, 10480, 10896, 11528, 12485, 13620, 14410, 14982, 15720, 17292, 18160, 19976, 21615, 23056, 24970, 27240, 28820, 29737, 29964, 31440, 34584, 37455, 39952, 43230, 49940, 54480, 57640, 59474, 59928, 69168, 74910, 86460, 89211, 99880, 115280, 118948, 119856, 148685, 149820, 172920, 178422, 199760, 237896, 297370, 299640, 327107, 345840, 356844, 446055, 475792, 594740, 599280, 654214, 713688, 892110, 981321, 1189480, 1308428, 1427376, 1635535, 1784220, 1962642, 2378960, 2616856, 3271070, 3568440, 3925284, 4906605, 5233712, 6542140, 7136880, 7850568, 9813210, 13084280, 15701136, 19626420, 26168560, 39252840, 78505680]

約数ペア:

[(1, 78505680), (2, 39252840), (3, 26168560), (4, 19626420), (5, 15701136), (6, 13084280), (8, 9813210), (10, 7850568), (11, 7136880), (12, 6542140), (15, 5233712), (16, 4906605), (20, 3925284), (22, 3568440), (24, 3271070), (30, 2616856), (33, 2378960), (40, 1962642), (44, 1784220), (48, 1635535), (55, 1427376), (60, 1308428), (66, 1189480), (80, 981321), (88, 892110), (110, 713688), (120, 654214), (131, 599280), (132, 594740), (165, 475792), (176, 446055), (220, 356844), (227, 345840), (240, 327107), (262, 299640), (264, 297370), (330, 237896), (393, 199760), (440, 178422), (454, 172920), (524, 149820), (528, 148685), (655, 119856), (660, 118948), (681, 115280), (786, 99880), (880, 89211), (908, 86460), (1048, 74910), (1135, 69168), (1310, 59928), (1320, 59474), (1362, 57640), (1441, 54480), (1572, 49940), (1816, 43230), (1965, 39952), (2096, 37455), (2270, 34584), (2497, 31440), (2620, 29964), (2640, 29737), (2724, 28820), (2882, 27240), (3144, 24970), (3405, 23056), (3632, 21615), (3930, 19976), (4323, 18160), (4540, 17292), (4994, 15720), (5240, 14982), (5448, 14410), (5764, 13620), (6288, 12485), (6810, 11528), (7205, 10896), (7491, 10480), (7860, 9988), (8646, 9080)]