31212000

素因数分解:

$2^5\times 3^3\times 5^3\times {\mathrm{17}}^2$

素因数の和:68

約数の個数: 288

約数和(自身を含む): 120687840

約数和(自身を除く): 89475840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 25, 27, 30, 32, 34, 36, 40, 45, 48, 50, 51, 54, 60, 68, 72, 75, 80, 85, 90, 96, 100, 102, 108, 120, 125, 135, 136, 144, 150, 153, 160, 170, 180, 200, 204, 216, 225, 240, 250, 255, 270, 272, 288, 289, 300, 306, 340, 360, 375, 400, 408, 425, 432, 450, 459, 480, 500, 510, 540, 544, 578, 600, 612, 675, 680, 720, 750, 765, 800, 816, 850, 864, 867, 900, 918, 1000, 1020, 1080, 1125, 1156, 1200, 1224, 1275, 1350, 1360, 1440, 1445, 1500, 1530, 1632, 1700, 1734, 1800, 1836, 2000, 2040, 2125, 2160, 2250, 2295, 2312, 2400, 2448, 2550, 2601, 2700, 2720, 2890, 3000, 3060, 3375, 3400, 3468, 3600, 3672, 3825, 4000, 4080, 4250, 4320, 4335, 4500, 4590, 4624, 4896, 5100, 5202, 5400, 5780, 6000, 6120, 6375, 6750, 6800, 6936, 7200, 7225, 7344, 7650, 7803, 8160, 8500, 8670, 9000, 9180, 9248, 10200, 10404, 10800, 11475, 11560, 12000, 12240, 12750, 13005, 13500, 13600, 13872, 14450, 14688, 15300, 15606, 17000, 17340, 18000, 18360, 19125, 20400, 20808, 21600, 21675, 22950, 23120, 24480, 25500, 26010, 27000, 27744, 28900, 30600, 31212, 34000, 34680, 36000, 36125, 36720, 38250, 39015, 40800, 41616, 43350, 45900, 46240, 51000, 52020, 54000, 57375, 57800, 61200, 62424, 65025, 68000, 69360, 72250, 73440, 76500, 78030, 83232, 86700, 91800, 102000, 104040, 108000, 108375, 114750, 115600, 122400, 124848, 130050, 138720, 144500, 153000, 156060, 173400, 183600, 195075, 204000, 208080, 216750, 229500, 231200, 249696, 260100, 289000, 306000, 312120, 325125, 346800, 367200, 390150, 416160, 433500, 459000, 520200, 578000, 612000, 624240, 650250, 693600, 780300, 867000, 918000, 975375, 1040400, 1156000, 1248480, 1300500, 1560600, 1734000, 1836000, 1950750, 2080800, 2601000, 3121200, 3468000, 3901500, 5202000, 6242400, 7803000, 10404000, 15606000, 31212000]

約数ペア:

[(1, 31212000), (2, 15606000), (3, 10404000), (4, 7803000), (5, 6242400), (6, 5202000), (8, 3901500), (9, 3468000), (10, 3121200), (12, 2601000), (15, 2080800), (16, 1950750), (17, 1836000), (18, 1734000), (20, 1560600), (24, 1300500), (25, 1248480), (27, 1156000), (30, 1040400), (32, 975375), (34, 918000), (36, 867000), (40, 780300), (45, 693600), (48, 650250), (50, 624240), (51, 612000), (54, 578000), (60, 520200), (68, 459000), (72, 433500), (75, 416160), (80, 390150), (85, 367200), (90, 346800), (96, 325125), (100, 312120), (102, 306000), (108, 289000), (120, 260100), (125, 249696), (135, 231200), (136, 229500), (144, 216750), (150, 208080), (153, 204000), (160, 195075), (170, 183600), (180, 173400), (200, 156060), (204, 153000), (216, 144500), (225, 138720), (240, 130050), (250, 124848), (255, 122400), (270, 115600), (272, 114750), (288, 108375), (289, 108000), (300, 104040), (306, 102000), (340, 91800), (360, 86700), (375, 83232), (400, 78030), (408, 76500), (425, 73440), (432, 72250), (450, 69360), (459, 68000), (480, 65025), (500, 62424), (510, 61200), (540, 57800), (544, 57375), (578, 54000), (600, 52020), (612, 51000), (675, 46240), (680, 45900), (720, 43350), (750, 41616), (765, 40800), (800, 39015), (816, 38250), (850, 36720), (864, 36125), (867, 36000), (900, 34680), (918, 34000), (1000, 31212), (1020, 30600), (1080, 28900), (1125, 27744), (1156, 27000), (1200, 26010), (1224, 25500), (1275, 24480), (1350, 23120), (1360, 22950), (1440, 21675), (1445, 21600), (1500, 20808), (1530, 20400), (1632, 19125), (1700, 18360), (1734, 18000), (1800, 17340), (1836, 17000), (2000, 15606), (2040, 15300), (2125, 14688), (2160, 14450), (2250, 13872), (2295, 13600), (2312, 13500), (2400, 13005), (2448, 12750), (2550, 12240), (2601, 12000), (2700, 11560), (2720, 11475), (2890, 10800), (3000, 10404), (3060, 10200), (3375, 9248), (3400, 9180), (3468, 9000), (3600, 8670), (3672, 8500), (3825, 8160), (4000, 7803), (4080, 7650), (4250, 7344), (4320, 7225), (4335, 7200), (4500, 6936), (4590, 6800), (4624, 6750), (4896, 6375), (5100, 6120), (5202, 6000), (5400, 5780)]