210319620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3943}}^1$

素因数の和:4089

約数の個数: 96

約数和(自身を含む): 678494208

約数和(自身を除く): 468174588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 127, 140, 210, 254, 381, 420, 508, 635, 762, 889, 1270, 1524, 1778, 1905, 2540, 2667, 3556, 3810, 3943, 4445, 5334, 7620, 7886, 8890, 10668, 11829, 13335, 15772, 17780, 19715, 23658, 26670, 27601, 39430, 47316, 53340, 55202, 59145, 78860, 82803, 110404, 118290, 138005, 165606, 236580, 276010, 331212, 414015, 500761, 552020, 828030, 1001522, 1502283, 1656060, 2003044, 2503805, 3004566, 3505327, 5007610, 6009132, 7010654, 7511415, 10015220, 10515981, 14021308, 15022830, 17526635, 21031962, 30045660, 35053270, 42063924, 52579905, 70106540, 105159810, 210319620]

約数ペア:

[(1, 210319620), (2, 105159810), (3, 70106540), (4, 52579905), (5, 42063924), (6, 35053270), (7, 30045660), (10, 21031962), (12, 17526635), (14, 15022830), (15, 14021308), (20, 10515981), (21, 10015220), (28, 7511415), (30, 7010654), (35, 6009132), (42, 5007610), (60, 3505327), (70, 3004566), (84, 2503805), (105, 2003044), (127, 1656060), (140, 1502283), (210, 1001522), (254, 828030), (381, 552020), (420, 500761), (508, 414015), (635, 331212), (762, 276010), (889, 236580), (1270, 165606), (1524, 138005), (1778, 118290), (1905, 110404), (2540, 82803), (2667, 78860), (3556, 59145), (3810, 55202), (3943, 53340), (4445, 47316), (5334, 39430), (7620, 27601), (7886, 26670), (8890, 23658), (10668, 19715), (11829, 17780), (13335, 15772)]