551223900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{1873}}^1$

素因数の和:2005

約数の個数: 144

約数和(自身を含む): 1789295200

約数和(自身を除く): 1238071300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 109, 135, 150, 180, 218, 225, 270, 300, 327, 436, 450, 540, 545, 654, 675, 900, 981, 1090, 1308, 1350, 1635, 1873, 1962, 2180, 2700, 2725, 2943, 3270, 3746, 3924, 4905, 5450, 5619, 5886, 6540, 7492, 8175, 9365, 9810, 10900, 11238, 11772, 14715, 16350, 16857, 18730, 19620, 22476, 24525, 28095, 29430, 32700, 33714, 37460, 46825, 49050, 50571, 56190, 58860, 67428, 73575, 84285, 93650, 98100, 101142, 112380, 140475, 147150, 168570, 187300, 202284, 204157, 252855, 280950, 294300, 337140, 408314, 421425, 505710, 561900, 612471, 816628, 842850, 1011420, 1020785, 1224942, 1264275, 1685700, 1837413, 2041570, 2449884, 2528550, 3062355, 3674826, 4083140, 5057100, 5103925, 5512239, 6124710, 7349652, 9187065, 10207850, 11024478, 12249420, 15311775, 18374130, 20415700, 22048956, 27561195, 30623550, 36748260, 45935325, 55122390, 61247100, 91870650, 110244780, 137805975, 183741300, 275611950, 551223900]

約数ペア:

[(1, 551223900), (2, 275611950), (3, 183741300), (4, 137805975), (5, 110244780), (6, 91870650), (9, 61247100), (10, 55122390), (12, 45935325), (15, 36748260), (18, 30623550), (20, 27561195), (25, 22048956), (27, 20415700), (30, 18374130), (36, 15311775), (45, 12249420), (50, 11024478), (54, 10207850), (60, 9187065), (75, 7349652), (90, 6124710), (100, 5512239), (108, 5103925), (109, 5057100), (135, 4083140), (150, 3674826), (180, 3062355), (218, 2528550), (225, 2449884), (270, 2041570), (300, 1837413), (327, 1685700), (436, 1264275), (450, 1224942), (540, 1020785), (545, 1011420), (654, 842850), (675, 816628), (900, 612471), (981, 561900), (1090, 505710), (1308, 421425), (1350, 408314), (1635, 337140), (1873, 294300), (1962, 280950), (2180, 252855), (2700, 204157), (2725, 202284), (2943, 187300), (3270, 168570), (3746, 147150), (3924, 140475), (4905, 112380), (5450, 101142), (5619, 98100), (5886, 93650), (6540, 84285), (7492, 73575), (8175, 67428), (9365, 58860), (9810, 56190), (10900, 50571), (11238, 49050), (11772, 46825), (14715, 37460), (16350, 33714), (16857, 32700), (18730, 29430), (19620, 28095), (22476, 24525)]