77891800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:146

約数の個数: 192

約数和(自身を含む): 224985600

約数和(自身を除く): 147093800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 41, 46, 50, 56, 59, 70, 82, 92, 100, 115, 118, 140, 161, 164, 175, 184, 200, 205, 230, 236, 280, 287, 295, 322, 328, 350, 410, 413, 460, 472, 574, 575, 590, 644, 700, 805, 820, 826, 920, 943, 1025, 1148, 1150, 1180, 1288, 1357, 1400, 1435, 1475, 1610, 1640, 1652, 1886, 2050, 2065, 2296, 2300, 2360, 2419, 2714, 2870, 2950, 3220, 3304, 3772, 4025, 4100, 4130, 4600, 4715, 4838, 5428, 5740, 5900, 6440, 6601, 6785, 7175, 7544, 8050, 8200, 8260, 9430, 9499, 9676, 10325, 10856, 11480, 11800, 12095, 13202, 13570, 14350, 16100, 16520, 16933, 18860, 18998, 19352, 20650, 23575, 24190, 26404, 27140, 28700, 32200, 33005, 33866, 33925, 37720, 37996, 41300, 47150, 47495, 48380, 52808, 54280, 55637, 57400, 60475, 66010, 67732, 67850, 75992, 82600, 84665, 94300, 94990, 96760, 111274, 120950, 132020, 135464, 135700, 165025, 169330, 188600, 189980, 222548, 237475, 241900, 264040, 271400, 278185, 330050, 338660, 379960, 389459, 423325, 445096, 474950, 483800, 556370, 660100, 677320, 778918, 846650, 949900, 1112740, 1320200, 1390925, 1557836, 1693300, 1899800, 1947295, 2225480, 2781850, 3115672, 3386600, 3894590, 5563700, 7789180, 9736475, 11127400, 15578360, 19472950, 38945900, 77891800]

約数ペア:

[(1, 77891800), (2, 38945900), (4, 19472950), (5, 15578360), (7, 11127400), (8, 9736475), (10, 7789180), (14, 5563700), (20, 3894590), (23, 3386600), (25, 3115672), (28, 2781850), (35, 2225480), (40, 1947295), (41, 1899800), (46, 1693300), (50, 1557836), (56, 1390925), (59, 1320200), (70, 1112740), (82, 949900), (92, 846650), (100, 778918), (115, 677320), (118, 660100), (140, 556370), (161, 483800), (164, 474950), (175, 445096), (184, 423325), (200, 389459), (205, 379960), (230, 338660), (236, 330050), (280, 278185), (287, 271400), (295, 264040), (322, 241900), (328, 237475), (350, 222548), (410, 189980), (413, 188600), (460, 169330), (472, 165025), (574, 135700), (575, 135464), (590, 132020), (644, 120950), (700, 111274), (805, 96760), (820, 94990), (826, 94300), (920, 84665), (943, 82600), (1025, 75992), (1148, 67850), (1150, 67732), (1180, 66010), (1288, 60475), (1357, 57400), (1400, 55637), (1435, 54280), (1475, 52808), (1610, 48380), (1640, 47495), (1652, 47150), (1886, 41300), (2050, 37996), (2065, 37720), (2296, 33925), (2300, 33866), (2360, 33005), (2419, 32200), (2714, 28700), (2870, 27140), (2950, 26404), (3220, 24190), (3304, 23575), (3772, 20650), (4025, 19352), (4100, 18998), (4130, 18860), (4600, 16933), (4715, 16520), (4838, 16100), (5428, 14350), (5740, 13570), (5900, 13202), (6440, 12095), (6601, 11800), (6785, 11480), (7175, 10856), (7544, 10325), (8050, 9676), (8200, 9499), (8260, 9430)]