28019250

素因数分解:

$2^1\times 3^3\times 5^3\times 7^1\times {\mathrm{593}}^1$

素因数の和:626

約数の個数: 128

約数和(自身を含む): 88957440

約数和(自身を除く): 60938190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 50, 54, 63, 70, 75, 90, 105, 125, 126, 135, 150, 175, 189, 210, 225, 250, 270, 315, 350, 375, 378, 450, 525, 593, 630, 675, 750, 875, 945, 1050, 1125, 1186, 1350, 1575, 1750, 1779, 1890, 2250, 2625, 2965, 3150, 3375, 3558, 4151, 4725, 5250, 5337, 5930, 6750, 7875, 8302, 8895, 9450, 10674, 12453, 14825, 15750, 16011, 17790, 20755, 23625, 24906, 26685, 29650, 32022, 37359, 41510, 44475, 47250, 53370, 62265, 74125, 74718, 80055, 88950, 103775, 112077, 124530, 133425, 148250, 160110, 186795, 207550, 222375, 224154, 266850, 311325, 373590, 400275, 444750, 518875, 560385, 622650, 667125, 800550, 933975, 1037750, 1120770, 1334250, 1556625, 1867950, 2001375, 2801925, 3113250, 4002750, 4669875, 5603850, 9339750, 14009625, 28019250]

約数ペア:

[(1, 28019250), (2, 14009625), (3, 9339750), (5, 5603850), (6, 4669875), (7, 4002750), (9, 3113250), (10, 2801925), (14, 2001375), (15, 1867950), (18, 1556625), (21, 1334250), (25, 1120770), (27, 1037750), (30, 933975), (35, 800550), (42, 667125), (45, 622650), (50, 560385), (54, 518875), (63, 444750), (70, 400275), (75, 373590), (90, 311325), (105, 266850), (125, 224154), (126, 222375), (135, 207550), (150, 186795), (175, 160110), (189, 148250), (210, 133425), (225, 124530), (250, 112077), (270, 103775), (315, 88950), (350, 80055), (375, 74718), (378, 74125), (450, 62265), (525, 53370), (593, 47250), (630, 44475), (675, 41510), (750, 37359), (875, 32022), (945, 29650), (1050, 26685), (1125, 24906), (1186, 23625), (1350, 20755), (1575, 17790), (1750, 16011), (1779, 15750), (1890, 14825), (2250, 12453), (2625, 10674), (2965, 9450), (3150, 8895), (3375, 8302), (3558, 7875), (4151, 6750), (4725, 5930), (5250, 5337)]