7213500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{229}}^1$

素因数の和:261

約数の個数: 144

約数和(自身を含む): 26120640

約数和(自身を除く): 18907140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 125, 126, 140, 150, 175, 180, 210, 225, 229, 250, 252, 300, 315, 350, 375, 420, 450, 458, 500, 525, 630, 687, 700, 750, 875, 900, 916, 1050, 1125, 1145, 1260, 1374, 1500, 1575, 1603, 1750, 2061, 2100, 2250, 2290, 2625, 2748, 3150, 3206, 3435, 3500, 4122, 4500, 4580, 4809, 5250, 5725, 6300, 6412, 6870, 7875, 8015, 8244, 9618, 10305, 10500, 11450, 13740, 14427, 15750, 16030, 17175, 19236, 20610, 22900, 24045, 28625, 28854, 31500, 32060, 34350, 40075, 41220, 48090, 51525, 57250, 57708, 68700, 72135, 80150, 85875, 96180, 103050, 114500, 120225, 144270, 160300, 171750, 200375, 206100, 240450, 257625, 288540, 343500, 360675, 400750, 480900, 515250, 601125, 721350, 801500, 1030500, 1202250, 1442700, 1803375, 2404500, 3606750, 7213500]

約数ペア:

[(1, 7213500), (2, 3606750), (3, 2404500), (4, 1803375), (5, 1442700), (6, 1202250), (7, 1030500), (9, 801500), (10, 721350), (12, 601125), (14, 515250), (15, 480900), (18, 400750), (20, 360675), (21, 343500), (25, 288540), (28, 257625), (30, 240450), (35, 206100), (36, 200375), (42, 171750), (45, 160300), (50, 144270), (60, 120225), (63, 114500), (70, 103050), (75, 96180), (84, 85875), (90, 80150), (100, 72135), (105, 68700), (125, 57708), (126, 57250), (140, 51525), (150, 48090), (175, 41220), (180, 40075), (210, 34350), (225, 32060), (229, 31500), (250, 28854), (252, 28625), (300, 24045), (315, 22900), (350, 20610), (375, 19236), (420, 17175), (450, 16030), (458, 15750), (500, 14427), (525, 13740), (630, 11450), (687, 10500), (700, 10305), (750, 9618), (875, 8244), (900, 8015), (916, 7875), (1050, 6870), (1125, 6412), (1145, 6300), (1260, 5725), (1374, 5250), (1500, 4809), (1575, 4580), (1603, 4500), (1750, 4122), (2061, 3500), (2100, 3435), (2250, 3206), (2290, 3150), (2625, 2748)]