389385000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{509}}^1$

素因数の和:558

約数の個数: 240

約数和(自身を含む): 1398068100

約数和(自身を除く): 1008683100

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 25, 30, 34, 36, 40, 45, 50, 51, 60, 68, 72, 75, 85, 90, 100, 102, 120, 125, 136, 150, 153, 170, 180, 200, 204, 225, 250, 255, 300, 306, 340, 360, 375, 408, 425, 450, 500, 509, 510, 600, 612, 625, 680, 750, 765, 850, 900, 1000, 1018, 1020, 1125, 1224, 1250, 1275, 1500, 1527, 1530, 1700, 1800, 1875, 2036, 2040, 2125, 2250, 2500, 2545, 2550, 3000, 3054, 3060, 3400, 3750, 3825, 4072, 4250, 4500, 4581, 5000, 5090, 5100, 5625, 6108, 6120, 6375, 7500, 7635, 7650, 8500, 8653, 9000, 9162, 10180, 10200, 10625, 11250, 12216, 12725, 12750, 15000, 15270, 15300, 17000, 17306, 18324, 19125, 20360, 21250, 22500, 22905, 25450, 25500, 25959, 30540, 30600, 31875, 34612, 36648, 38175, 38250, 42500, 43265, 45000, 45810, 50900, 51000, 51918, 61080, 63625, 63750, 69224, 76350, 76500, 77877, 85000, 86530, 91620, 95625, 101800, 103836, 114525, 127250, 127500, 129795, 152700, 153000, 155754, 173060, 183240, 190875, 191250, 207672, 216325, 229050, 254500, 255000, 259590, 305400, 311508, 318125, 346120, 381750, 382500, 389385, 432650, 458100, 509000, 519180, 572625, 623016, 636250, 648975, 763500, 765000, 778770, 865300, 916200, 954375, 1038360, 1081625, 1145250, 1272500, 1297950, 1527000, 1557540, 1730600, 1908750, 1946925, 2163250, 2290500, 2545000, 2595900, 2863125, 3115080, 3244875, 3817500, 3893850, 4326500, 4581000, 5191800, 5408125, 5726250, 6489750, 7635000, 7787700, 8653000, 9734625, 10816250, 11452500, 12979500, 15575400, 16224375, 19469250, 21632500, 22905000, 25959000, 32448750, 38938500, 43265000, 48673125, 64897500, 77877000, 97346250, 129795000, 194692500, 389385000]

約数ペア:

[(1, 389385000), (2, 194692500), (3, 129795000), (4, 97346250), (5, 77877000), (6, 64897500), (8, 48673125), (9, 43265000), (10, 38938500), (12, 32448750), (15, 25959000), (17, 22905000), (18, 21632500), (20, 19469250), (24, 16224375), (25, 15575400), (30, 12979500), (34, 11452500), (36, 10816250), (40, 9734625), (45, 8653000), (50, 7787700), (51, 7635000), (60, 6489750), (68, 5726250), (72, 5408125), (75, 5191800), (85, 4581000), (90, 4326500), (100, 3893850), (102, 3817500), (120, 3244875), (125, 3115080), (136, 2863125), (150, 2595900), (153, 2545000), (170, 2290500), (180, 2163250), (200, 1946925), (204, 1908750), (225, 1730600), (250, 1557540), (255, 1527000), (300, 1297950), (306, 1272500), (340, 1145250), (360, 1081625), (375, 1038360), (408, 954375), (425, 916200), (450, 865300), (500, 778770), (509, 765000), (510, 763500), (600, 648975), (612, 636250), (625, 623016), (680, 572625), (750, 519180), (765, 509000), (850, 458100), (900, 432650), (1000, 389385), (1018, 382500), (1020, 381750), (1125, 346120), (1224, 318125), (1250, 311508), (1275, 305400), (1500, 259590), (1527, 255000), (1530, 254500), (1700, 229050), (1800, 216325), (1875, 207672), (2036, 191250), (2040, 190875), (2125, 183240), (2250, 173060), (2500, 155754), (2545, 153000), (2550, 152700), (3000, 129795), (3054, 127500), (3060, 127250), (3400, 114525), (3750, 103836), (3825, 101800), (4072, 95625), (4250, 91620), (4500, 86530), (4581, 85000), (5000, 77877), (5090, 76500), (5100, 76350), (5625, 69224), (6108, 63750), (6120, 63625), (6375, 61080), (7500, 51918), (7635, 51000), (7650, 50900), (8500, 45810), (8653, 45000), (9000, 43265), (9162, 42500), (10180, 38250), (10200, 38175), (10625, 36648), (11250, 34612), (12216, 31875), (12725, 30600), (12750, 30540), (15000, 25959), (15270, 25500), (15300, 25450), (17000, 22905), (17306, 22500), (18324, 21250), (19125, 20360)]