1898494500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3847}}^1$

素因数の和:3923

約数の個数: 192

約数和(自身を含む): 6454296576

約数和(自身を除く): 4555802076

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 47, 50, 60, 70, 75, 84, 94, 100, 105, 125, 140, 141, 150, 175, 188, 210, 235, 250, 282, 300, 329, 350, 375, 420, 470, 500, 525, 564, 658, 700, 705, 750, 875, 940, 987, 1050, 1175, 1316, 1410, 1500, 1645, 1750, 1974, 2100, 2350, 2625, 2820, 3290, 3500, 3525, 3847, 3948, 4700, 4935, 5250, 5875, 6580, 7050, 7694, 8225, 9870, 10500, 11541, 11750, 14100, 15388, 16450, 17625, 19235, 19740, 23082, 23500, 24675, 26929, 32900, 35250, 38470, 41125, 46164, 49350, 53858, 57705, 70500, 76940, 80787, 82250, 96175, 98700, 107716, 115410, 123375, 134645, 161574, 164500, 180809, 192350, 230820, 246750, 269290, 288525, 323148, 361618, 384700, 403935, 480875, 493500, 538580, 542427, 577050, 673225, 723236, 807870, 904045, 961750, 1084854, 1154100, 1265663, 1346450, 1442625, 1615740, 1808090, 1923500, 2019675, 2169708, 2531326, 2692900, 2712135, 2885250, 3366125, 3616180, 3796989, 4039350, 4520225, 5062652, 5424270, 5770500, 6328315, 6732250, 7593978, 8078700, 9040450, 10098375, 10848540, 12656630, 13464500, 13560675, 15187956, 18080900, 18984945, 20196750, 22601125, 25313260, 27121350, 31641575, 37969890, 40393500, 45202250, 54242700, 63283150, 67803375, 75939780, 90404500, 94924725, 126566300, 135606750, 158207875, 189849450, 271213500, 316415750, 379698900, 474623625, 632831500, 949247250, 1898494500]

約数ペア:

[(1, 1898494500), (2, 949247250), (3, 632831500), (4, 474623625), (5, 379698900), (6, 316415750), (7, 271213500), (10, 189849450), (12, 158207875), (14, 135606750), (15, 126566300), (20, 94924725), (21, 90404500), (25, 75939780), (28, 67803375), (30, 63283150), (35, 54242700), (42, 45202250), (47, 40393500), (50, 37969890), (60, 31641575), (70, 27121350), (75, 25313260), (84, 22601125), (94, 20196750), (100, 18984945), (105, 18080900), (125, 15187956), (140, 13560675), (141, 13464500), (150, 12656630), (175, 10848540), (188, 10098375), (210, 9040450), (235, 8078700), (250, 7593978), (282, 6732250), (300, 6328315), (329, 5770500), (350, 5424270), (375, 5062652), (420, 4520225), (470, 4039350), (500, 3796989), (525, 3616180), (564, 3366125), (658, 2885250), (700, 2712135), (705, 2692900), (750, 2531326), (875, 2169708), (940, 2019675), (987, 1923500), (1050, 1808090), (1175, 1615740), (1316, 1442625), (1410, 1346450), (1500, 1265663), (1645, 1154100), (1750, 1084854), (1974, 961750), (2100, 904045), (2350, 807870), (2625, 723236), (2820, 673225), (3290, 577050), (3500, 542427), (3525, 538580), (3847, 493500), (3948, 480875), (4700, 403935), (4935, 384700), (5250, 361618), (5875, 323148), (6580, 288525), (7050, 269290), (7694, 246750), (8225, 230820), (9870, 192350), (10500, 180809), (11541, 164500), (11750, 161574), (14100, 134645), (15388, 123375), (16450, 115410), (17625, 107716), (19235, 98700), (19740, 96175), (23082, 82250), (23500, 80787), (24675, 76940), (26929, 70500), (32900, 57705), (35250, 53858), (38470, 49350), (41125, 46164)]