306488000

素因数分解:

$2^6\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:468

約数の個数: 224

約数和(自身を含む): 936394368

約数和(自身を除く): 629906368

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 64, 65, 70, 80, 91, 100, 104, 112, 125, 130, 140, 160, 175, 182, 200, 208, 224, 250, 260, 280, 320, 325, 350, 364, 400, 416, 421, 448, 455, 500, 520, 560, 650, 700, 728, 800, 832, 842, 875, 910, 1000, 1040, 1120, 1300, 1400, 1456, 1600, 1625, 1684, 1750, 1820, 2000, 2080, 2105, 2240, 2275, 2600, 2800, 2912, 2947, 3250, 3368, 3500, 3640, 4000, 4160, 4210, 4550, 5200, 5473, 5600, 5824, 5894, 6500, 6736, 7000, 7280, 8000, 8420, 9100, 10400, 10525, 10946, 11200, 11375, 11788, 13000, 13472, 14000, 14560, 14735, 16840, 18200, 20800, 21050, 21892, 22750, 23576, 26000, 26944, 27365, 28000, 29120, 29470, 33680, 36400, 38311, 42100, 43784, 45500, 47152, 52000, 52625, 54730, 56000, 58940, 67360, 72800, 73675, 76622, 84200, 87568, 91000, 94304, 104000, 105250, 109460, 117880, 134720, 136825, 145600, 147350, 153244, 168400, 175136, 182000, 188608, 191555, 210500, 218920, 235760, 273650, 294700, 306488, 336800, 350272, 364000, 368375, 383110, 421000, 437840, 471520, 547300, 589400, 612976, 673600, 684125, 728000, 736750, 766220, 842000, 875680, 943040, 957775, 1094600, 1178800, 1225952, 1368250, 1473500, 1532440, 1684000, 1751360, 1915550, 2189200, 2357600, 2451904, 2736500, 2947000, 3064880, 3368000, 3831100, 4378400, 4715200, 4788875, 5473000, 5894000, 6129760, 7662200, 8756800, 9577750, 10946000, 11788000, 12259520, 15324400, 19155500, 21892000, 23576000, 30648800, 38311000, 43784000, 61297600, 76622000, 153244000, 306488000]

約数ペア:

[(1, 306488000), (2, 153244000), (4, 76622000), (5, 61297600), (7, 43784000), (8, 38311000), (10, 30648800), (13, 23576000), (14, 21892000), (16, 19155500), (20, 15324400), (25, 12259520), (26, 11788000), (28, 10946000), (32, 9577750), (35, 8756800), (40, 7662200), (50, 6129760), (52, 5894000), (56, 5473000), (64, 4788875), (65, 4715200), (70, 4378400), (80, 3831100), (91, 3368000), (100, 3064880), (104, 2947000), (112, 2736500), (125, 2451904), (130, 2357600), (140, 2189200), (160, 1915550), (175, 1751360), (182, 1684000), (200, 1532440), (208, 1473500), (224, 1368250), (250, 1225952), (260, 1178800), (280, 1094600), (320, 957775), (325, 943040), (350, 875680), (364, 842000), (400, 766220), (416, 736750), (421, 728000), (448, 684125), (455, 673600), (500, 612976), (520, 589400), (560, 547300), (650, 471520), (700, 437840), (728, 421000), (800, 383110), (832, 368375), (842, 364000), (875, 350272), (910, 336800), (1000, 306488), (1040, 294700), (1120, 273650), (1300, 235760), (1400, 218920), (1456, 210500), (1600, 191555), (1625, 188608), (1684, 182000), (1750, 175136), (1820, 168400), (2000, 153244), (2080, 147350), (2105, 145600), (2240, 136825), (2275, 134720), (2600, 117880), (2800, 109460), (2912, 105250), (2947, 104000), (3250, 94304), (3368, 91000), (3500, 87568), (3640, 84200), (4000, 76622), (4160, 73675), (4210, 72800), (4550, 67360), (5200, 58940), (5473, 56000), (5600, 54730), (5824, 52625), (5894, 52000), (6500, 47152), (6736, 45500), (7000, 43784), (7280, 42100), (8000, 38311), (8420, 36400), (9100, 33680), (10400, 29470), (10525, 29120), (10946, 28000), (11200, 27365), (11375, 26944), (11788, 26000), (13000, 23576), (13472, 22750), (14000, 21892), (14560, 21050), (14735, 20800), (16840, 18200)]