210907800

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:352

約数の個数: 240

約数和(自身を含む): 750800160

約数和(自身を除く): 539892360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 47, 50, 54, 60, 72, 75, 81, 90, 94, 100, 108, 120, 135, 141, 150, 162, 180, 188, 200, 216, 225, 235, 270, 277, 282, 300, 324, 360, 376, 405, 423, 450, 470, 540, 554, 564, 600, 648, 675, 705, 810, 831, 846, 900, 940, 1080, 1108, 1128, 1175, 1269, 1350, 1385, 1410, 1620, 1662, 1692, 1800, 1880, 2025, 2115, 2216, 2350, 2493, 2538, 2700, 2770, 2820, 3240, 3324, 3384, 3525, 3807, 4050, 4155, 4230, 4700, 4986, 5076, 5400, 5540, 5640, 6345, 6648, 6925, 7050, 7479, 7614, 8100, 8310, 8460, 9400, 9972, 10152, 10575, 11080, 12465, 12690, 13019, 13850, 14100, 14958, 15228, 16200, 16620, 16920, 19035, 19944, 20775, 21150, 22437, 24930, 25380, 26038, 27700, 28200, 29916, 30456, 31725, 33240, 37395, 38070, 39057, 41550, 42300, 44874, 49860, 50760, 52076, 55400, 59832, 62325, 63450, 65095, 74790, 76140, 78114, 83100, 84600, 89748, 95175, 99720, 104152, 112185, 117171, 124650, 126900, 130190, 149580, 152280, 156228, 166200, 179496, 186975, 190350, 195285, 224370, 234342, 249300, 253800, 260380, 299160, 312456, 325475, 351513, 373950, 380700, 390570, 448740, 468684, 498600, 520760, 560925, 585855, 650950, 703026, 747900, 761400, 781140, 897480, 937368, 976425, 1054539, 1121850, 1171710, 1301900, 1406052, 1495800, 1562280, 1757565, 1952850, 2109078, 2243700, 2343420, 2603800, 2812104, 2929275, 3515130, 3905700, 4218156, 4487400, 4686840, 5272695, 5858550, 7030260, 7811400, 8436312, 8787825, 10545390, 11717100, 14060520, 17575650, 21090780, 23434200, 26363475, 35151300, 42181560, 52726950, 70302600, 105453900, 210907800]

約数ペア:

[(1, 210907800), (2, 105453900), (3, 70302600), (4, 52726950), (5, 42181560), (6, 35151300), (8, 26363475), (9, 23434200), (10, 21090780), (12, 17575650), (15, 14060520), (18, 11717100), (20, 10545390), (24, 8787825), (25, 8436312), (27, 7811400), (30, 7030260), (36, 5858550), (40, 5272695), (45, 4686840), (47, 4487400), (50, 4218156), (54, 3905700), (60, 3515130), (72, 2929275), (75, 2812104), (81, 2603800), (90, 2343420), (94, 2243700), (100, 2109078), (108, 1952850), (120, 1757565), (135, 1562280), (141, 1495800), (150, 1406052), (162, 1301900), (180, 1171710), (188, 1121850), (200, 1054539), (216, 976425), (225, 937368), (235, 897480), (270, 781140), (277, 761400), (282, 747900), (300, 703026), (324, 650950), (360, 585855), (376, 560925), (405, 520760), (423, 498600), (450, 468684), (470, 448740), (540, 390570), (554, 380700), (564, 373950), (600, 351513), (648, 325475), (675, 312456), (705, 299160), (810, 260380), (831, 253800), (846, 249300), (900, 234342), (940, 224370), (1080, 195285), (1108, 190350), (1128, 186975), (1175, 179496), (1269, 166200), (1350, 156228), (1385, 152280), (1410, 149580), (1620, 130190), (1662, 126900), (1692, 124650), (1800, 117171), (1880, 112185), (2025, 104152), (2115, 99720), (2216, 95175), (2350, 89748), (2493, 84600), (2538, 83100), (2700, 78114), (2770, 76140), (2820, 74790), (3240, 65095), (3324, 63450), (3384, 62325), (3525, 59832), (3807, 55400), (4050, 52076), (4155, 50760), (4230, 49860), (4700, 44874), (4986, 42300), (5076, 41550), (5400, 39057), (5540, 38070), (5640, 37395), (6345, 33240), (6648, 31725), (6925, 30456), (7050, 29916), (7479, 28200), (7614, 27700), (8100, 26038), (8310, 25380), (8460, 24930), (9400, 22437), (9972, 21150), (10152, 20775), (10575, 19944), (11080, 19035), (12465, 16920), (12690, 16620), (13019, 16200), (13850, 15228), (14100, 14958)]