207833220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{587}}^1$

素因数の和:890

約数の個数: 144

約数和(自身を含む): 724284288

約数和(自身を除く): 516451068

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 281, 315, 420, 562, 587, 630, 843, 1124, 1174, 1260, 1405, 1686, 1761, 1967, 2348, 2529, 2810, 2935, 3372, 3522, 3934, 4109, 4215, 5058, 5283, 5620, 5870, 5901, 7044, 7868, 8218, 8430, 8805, 9835, 10116, 10566, 11740, 11802, 12327, 12645, 16436, 16860, 17610, 17703, 19670, 20545, 21132, 23604, 24654, 25290, 26415, 29505, 35220, 35406, 36981, 39340, 41090, 49308, 50580, 52830, 59010, 61635, 70812, 73962, 82180, 88515, 105660, 118020, 123270, 147924, 164947, 177030, 184905, 246540, 329894, 354060, 369810, 494841, 659788, 739620, 824735, 989682, 1154629, 1484523, 1649470, 1979364, 2309258, 2474205, 2969046, 3298940, 3463887, 4618516, 4948410, 5773145, 5938092, 6927774, 7422615, 9896820, 10391661, 11546290, 13855548, 14845230, 17319435, 20783322, 23092580, 29690460, 34638870, 41566644, 51958305, 69277740, 103916610, 207833220]

約数ペア:

[(1, 207833220), (2, 103916610), (3, 69277740), (4, 51958305), (5, 41566644), (6, 34638870), (7, 29690460), (9, 23092580), (10, 20783322), (12, 17319435), (14, 14845230), (15, 13855548), (18, 11546290), (20, 10391661), (21, 9896820), (28, 7422615), (30, 6927774), (35, 5938092), (36, 5773145), (42, 4948410), (45, 4618516), (60, 3463887), (63, 3298940), (70, 2969046), (84, 2474205), (90, 2309258), (105, 1979364), (126, 1649470), (140, 1484523), (180, 1154629), (210, 989682), (252, 824735), (281, 739620), (315, 659788), (420, 494841), (562, 369810), (587, 354060), (630, 329894), (843, 246540), (1124, 184905), (1174, 177030), (1260, 164947), (1405, 147924), (1686, 123270), (1761, 118020), (1967, 105660), (2348, 88515), (2529, 82180), (2810, 73962), (2935, 70812), (3372, 61635), (3522, 59010), (3934, 52830), (4109, 50580), (4215, 49308), (5058, 41090), (5283, 39340), (5620, 36981), (5870, 35406), (5901, 35220), (7044, 29505), (7868, 26415), (8218, 25290), (8430, 24654), (8805, 23604), (9835, 21132), (10116, 20545), (10566, 19670), (11740, 17703), (11802, 17610), (12327, 16860), (12645, 16436)]