1246320880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{349}}^1\times {\mathrm{911}}^1$

素因数の和:1287

約数の個数: 120

約数和(自身を含む): 3384158400

約数和(自身を除く): 2137837520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 349, 392, 490, 560, 698, 784, 911, 980, 1396, 1745, 1822, 1960, 2443, 2792, 3490, 3644, 3920, 4555, 4886, 5584, 6377, 6980, 7288, 9110, 9772, 12215, 12754, 13960, 14576, 17101, 18220, 19544, 24430, 25508, 27920, 31885, 34202, 36440, 39088, 44639, 48860, 51016, 63770, 68404, 72880, 85505, 89278, 97720, 102032, 127540, 136808, 171010, 178556, 195440, 223195, 255080, 273616, 317939, 342020, 357112, 446390, 510160, 635878, 684040, 714224, 892780, 1271756, 1368080, 1589695, 1785560, 2225573, 2543512, 3179390, 3571120, 4451146, 5087024, 6358780, 8902292, 11127865, 12717560, 15579011, 17804584, 22255730, 25435120, 31158022, 35609168, 44511460, 62316044, 77895055, 89022920, 124632088, 155790110, 178045840, 249264176, 311580220, 623160440, 1246320880]

約数ペア:

[(1, 1246320880), (2, 623160440), (4, 311580220), (5, 249264176), (7, 178045840), (8, 155790110), (10, 124632088), (14, 89022920), (16, 77895055), (20, 62316044), (28, 44511460), (35, 35609168), (40, 31158022), (49, 25435120), (56, 22255730), (70, 17804584), (80, 15579011), (98, 12717560), (112, 11127865), (140, 8902292), (196, 6358780), (245, 5087024), (280, 4451146), (349, 3571120), (392, 3179390), (490, 2543512), (560, 2225573), (698, 1785560), (784, 1589695), (911, 1368080), (980, 1271756), (1396, 892780), (1745, 714224), (1822, 684040), (1960, 635878), (2443, 510160), (2792, 446390), (3490, 357112), (3644, 342020), (3920, 317939), (4555, 273616), (4886, 255080), (5584, 223195), (6377, 195440), (6980, 178556), (7288, 171010), (9110, 136808), (9772, 127540), (12215, 102032), (12754, 97720), (13960, 89278), (14576, 85505), (17101, 72880), (18220, 68404), (19544, 63770), (24430, 51016), (25508, 48860), (27920, 44639), (31885, 39088), (34202, 36440)]