128691900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{6217}}^1$

素因数の和:6260

約数の個数: 108

約数和(自身を含む): 420983472

約数和(自身を除く): 292291572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 30, 36, 45, 46, 50, 60, 69, 75, 90, 92, 100, 115, 138, 150, 180, 207, 225, 230, 276, 300, 345, 414, 450, 460, 575, 690, 828, 900, 1035, 1150, 1380, 1725, 2070, 2300, 3450, 4140, 5175, 6217, 6900, 10350, 12434, 18651, 20700, 24868, 31085, 37302, 55953, 62170, 74604, 93255, 111906, 124340, 142991, 155425, 186510, 223812, 279765, 285982, 310850, 373020, 428973, 466275, 559530, 571964, 621700, 714955, 857946, 932550, 1119060, 1286919, 1398825, 1429910, 1715892, 1865100, 2144865, 2573838, 2797650, 2859820, 3574775, 4289730, 5147676, 5595300, 6434595, 7149550, 8579460, 10724325, 12869190, 14299100, 21448650, 25738380, 32172975, 42897300, 64345950, 128691900]

約数ペア:

[(1, 128691900), (2, 64345950), (3, 42897300), (4, 32172975), (5, 25738380), (6, 21448650), (9, 14299100), (10, 12869190), (12, 10724325), (15, 8579460), (18, 7149550), (20, 6434595), (23, 5595300), (25, 5147676), (30, 4289730), (36, 3574775), (45, 2859820), (46, 2797650), (50, 2573838), (60, 2144865), (69, 1865100), (75, 1715892), (90, 1429910), (92, 1398825), (100, 1286919), (115, 1119060), (138, 932550), (150, 857946), (180, 714955), (207, 621700), (225, 571964), (230, 559530), (276, 466275), (300, 428973), (345, 373020), (414, 310850), (450, 285982), (460, 279765), (575, 223812), (690, 186510), (828, 155425), (900, 142991), (1035, 124340), (1150, 111906), (1380, 93255), (1725, 74604), (2070, 62170), (2300, 55953), (3450, 37302), (4140, 31085), (5175, 24868), (6217, 20700), (6900, 18651), (10350, 12434)]