128787768

素因数分解:

$2^3\times 3^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 358441200

約数和(自身を除く): 229653432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 73, 107, 146, 214, 219, 229, 292, 321, 428, 438, 458, 584, 642, 657, 687, 856, 876, 916, 963, 1284, 1314, 1374, 1752, 1832, 1926, 2061, 2568, 2628, 2748, 3852, 4122, 5256, 5496, 7704, 7811, 8244, 15622, 16488, 16717, 23433, 24503, 31244, 33434, 46866, 49006, 50151, 62488, 66868, 70299, 73509, 93732, 98012, 100302, 133736, 140598, 147018, 150453, 187464, 196024, 200604, 220527, 281196, 294036, 300906, 401208, 441054, 562392, 588072, 601812, 882108, 1203624, 1764216, 1788719, 3577438, 5366157, 7154876, 10732314, 14309752, 16098471, 21464628, 32196942, 42929256, 64393884, 128787768]

約数ペア:

[(1, 128787768), (2, 64393884), (3, 42929256), (4, 32196942), (6, 21464628), (8, 16098471), (9, 14309752), (12, 10732314), (18, 7154876), (24, 5366157), (36, 3577438), (72, 1788719), (73, 1764216), (107, 1203624), (146, 882108), (214, 601812), (219, 588072), (229, 562392), (292, 441054), (321, 401208), (428, 300906), (438, 294036), (458, 281196), (584, 220527), (642, 200604), (657, 196024), (687, 187464), (856, 150453), (876, 147018), (916, 140598), (963, 133736), (1284, 100302), (1314, 98012), (1374, 93732), (1752, 73509), (1832, 70299), (1926, 66868), (2061, 62488), (2568, 50151), (2628, 49006), (2748, 46866), (3852, 33434), (4122, 31244), (5256, 24503), (5496, 23433), (7704, 16717), (7811, 16488), (8244, 15622)]