1894397680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{521}}^1$

素因数の和:735

約数の個数: 160

約数和(自身を含む): 5194810368

約数和(自身を除く): 3300412688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 151, 172, 215, 280, 301, 302, 344, 430, 521, 560, 602, 604, 688, 755, 860, 1042, 1057, 1204, 1208, 1505, 1510, 1720, 2084, 2114, 2408, 2416, 2605, 3010, 3020, 3440, 3647, 4168, 4228, 4816, 5210, 5285, 6020, 6040, 6493, 7294, 8336, 8456, 10420, 10570, 12040, 12080, 12986, 14588, 16912, 18235, 20840, 21140, 22403, 24080, 25972, 29176, 32465, 36470, 41680, 42280, 44806, 45451, 51944, 58352, 64930, 72940, 78671, 84560, 89612, 90902, 103888, 112015, 129860, 145880, 156821, 157342, 179224, 181804, 224030, 227255, 259720, 291760, 313642, 314684, 358448, 363608, 393355, 448060, 454510, 519440, 550697, 627284, 629368, 727216, 784105, 786710, 896120, 909020, 1101394, 1254568, 1258736, 1568210, 1573420, 1792240, 1818040, 2202788, 2509136, 2753485, 3136420, 3146840, 3382853, 3636080, 4405576, 5506970, 6272840, 6293680, 6765706, 8811152, 11013940, 12545680, 13531412, 16914265, 22027880, 23679971, 27062824, 33828530, 44055760, 47359942, 54125648, 67657060, 94719884, 118399855, 135314120, 189439768, 236799710, 270628240, 378879536, 473599420, 947198840, 1894397680]

約数ペア:

[(1, 1894397680), (2, 947198840), (4, 473599420), (5, 378879536), (7, 270628240), (8, 236799710), (10, 189439768), (14, 135314120), (16, 118399855), (20, 94719884), (28, 67657060), (35, 54125648), (40, 47359942), (43, 44055760), (56, 33828530), (70, 27062824), (80, 23679971), (86, 22027880), (112, 16914265), (140, 13531412), (151, 12545680), (172, 11013940), (215, 8811152), (280, 6765706), (301, 6293680), (302, 6272840), (344, 5506970), (430, 4405576), (521, 3636080), (560, 3382853), (602, 3146840), (604, 3136420), (688, 2753485), (755, 2509136), (860, 2202788), (1042, 1818040), (1057, 1792240), (1204, 1573420), (1208, 1568210), (1505, 1258736), (1510, 1254568), (1720, 1101394), (2084, 909020), (2114, 896120), (2408, 786710), (2416, 784105), (2605, 727216), (3010, 629368), (3020, 627284), (3440, 550697), (3647, 519440), (4168, 454510), (4228, 448060), (4816, 393355), (5210, 363608), (5285, 358448), (6020, 314684), (6040, 313642), (6493, 291760), (7294, 259720), (8336, 227255), (8456, 224030), (10420, 181804), (10570, 179224), (12040, 157342), (12080, 156821), (12986, 145880), (14588, 129860), (16912, 112015), (18235, 103888), (20840, 90902), (21140, 89612), (22403, 84560), (24080, 78671), (25972, 72940), (29176, 64930), (32465, 58352), (36470, 51944), (41680, 45451), (42280, 44806)]