212837620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{701}}^1$

素因数の和:793

約数の個数: 96

約数和(自身を含む): 509483520

約数和(自身を除く): 296645900

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 47, 68, 76, 85, 94, 95, 170, 188, 190, 235, 323, 340, 380, 470, 646, 701, 799, 893, 940, 1292, 1402, 1598, 1615, 1786, 2804, 3196, 3230, 3505, 3572, 3995, 4465, 6460, 7010, 7990, 8930, 11917, 13319, 14020, 15181, 15980, 17860, 23834, 26638, 30362, 32947, 47668, 53276, 59585, 60724, 65894, 66595, 75905, 119170, 131788, 133190, 151810, 164735, 226423, 238340, 266380, 303620, 329470, 452846, 560099, 625993, 658940, 905692, 1120198, 1132115, 1251986, 2240396, 2264230, 2503972, 2800495, 3129965, 4528460, 5600990, 6259930, 10641881, 11201980, 12519860, 21283762, 42567524, 53209405, 106418810, 212837620]

約数ペア:

[(1, 212837620), (2, 106418810), (4, 53209405), (5, 42567524), (10, 21283762), (17, 12519860), (19, 11201980), (20, 10641881), (34, 6259930), (38, 5600990), (47, 4528460), (68, 3129965), (76, 2800495), (85, 2503972), (94, 2264230), (95, 2240396), (170, 1251986), (188, 1132115), (190, 1120198), (235, 905692), (323, 658940), (340, 625993), (380, 560099), (470, 452846), (646, 329470), (701, 303620), (799, 266380), (893, 238340), (940, 226423), (1292, 164735), (1402, 151810), (1598, 133190), (1615, 131788), (1786, 119170), (2804, 75905), (3196, 66595), (3230, 65894), (3505, 60724), (3572, 59585), (3995, 53276), (4465, 47668), (6460, 32947), (7010, 30362), (7990, 26638), (8930, 23834), (11917, 17860), (13319, 15980), (14020, 15181)]