279352920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{617}}^1$

素因数の和:663

約数の個数: 256

約数和(自身を含む): 1067904000

約数和(自身を除く): 788551080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 49, 55, 56, 60, 66, 70, 77, 84, 88, 98, 105, 110, 120, 132, 140, 147, 154, 165, 168, 196, 210, 220, 231, 245, 264, 280, 294, 308, 330, 343, 385, 392, 420, 440, 462, 490, 539, 588, 616, 617, 660, 686, 735, 770, 840, 924, 980, 1029, 1078, 1155, 1176, 1234, 1320, 1372, 1470, 1540, 1617, 1715, 1848, 1851, 1960, 2058, 2156, 2310, 2468, 2695, 2744, 2940, 3080, 3085, 3234, 3430, 3702, 3773, 4116, 4312, 4319, 4620, 4936, 5145, 5390, 5880, 6170, 6468, 6787, 6860, 7404, 7546, 8085, 8232, 8638, 9240, 9255, 10290, 10780, 11319, 12340, 12936, 12957, 13574, 13720, 14808, 15092, 16170, 17276, 18510, 18865, 20361, 20580, 21560, 21595, 22638, 24680, 25914, 27148, 30184, 30233, 32340, 33935, 34552, 37020, 37730, 40722, 41160, 43190, 45276, 47509, 51828, 54296, 56595, 60466, 64680, 64785, 67870, 74040, 75460, 81444, 86380, 90552, 90699, 95018, 101805, 103656, 113190, 120932, 129570, 135740, 142527, 150920, 151165, 162888, 172760, 181398, 190036, 203610, 211631, 226380, 237545, 241864, 259140, 271480, 285054, 302330, 332563, 362796, 380072, 407220, 423262, 452760, 453495, 475090, 518280, 570108, 604660, 634893, 665126, 712635, 725592, 814440, 846524, 906990, 950180, 997689, 1058155, 1140216, 1209320, 1269786, 1330252, 1425270, 1662815, 1693048, 1813980, 1900360, 1995378, 2116310, 2327941, 2539572, 2660504, 2850540, 3174465, 3325630, 3627960, 3990756, 4232620, 4655882, 4988445, 5079144, 5701080, 6348930, 6651260, 6983823, 7981512, 8465240, 9311764, 9976890, 11639705, 12697860, 13302520, 13967646, 18623528, 19953780, 23279410, 25395720, 27935292, 34919115, 39907560, 46558820, 55870584, 69838230, 93117640, 139676460, 279352920]

約数ペア:

[(1, 279352920), (2, 139676460), (3, 93117640), (4, 69838230), (5, 55870584), (6, 46558820), (7, 39907560), (8, 34919115), (10, 27935292), (11, 25395720), (12, 23279410), (14, 19953780), (15, 18623528), (20, 13967646), (21, 13302520), (22, 12697860), (24, 11639705), (28, 9976890), (30, 9311764), (33, 8465240), (35, 7981512), (40, 6983823), (42, 6651260), (44, 6348930), (49, 5701080), (55, 5079144), (56, 4988445), (60, 4655882), (66, 4232620), (70, 3990756), (77, 3627960), (84, 3325630), (88, 3174465), (98, 2850540), (105, 2660504), (110, 2539572), (120, 2327941), (132, 2116310), (140, 1995378), (147, 1900360), (154, 1813980), (165, 1693048), (168, 1662815), (196, 1425270), (210, 1330252), (220, 1269786), (231, 1209320), (245, 1140216), (264, 1058155), (280, 997689), (294, 950180), (308, 906990), (330, 846524), (343, 814440), (385, 725592), (392, 712635), (420, 665126), (440, 634893), (462, 604660), (490, 570108), (539, 518280), (588, 475090), (616, 453495), (617, 452760), (660, 423262), (686, 407220), (735, 380072), (770, 362796), (840, 332563), (924, 302330), (980, 285054), (1029, 271480), (1078, 259140), (1155, 241864), (1176, 237545), (1234, 226380), (1320, 211631), (1372, 203610), (1470, 190036), (1540, 181398), (1617, 172760), (1715, 162888), (1848, 151165), (1851, 150920), (1960, 142527), (2058, 135740), (2156, 129570), (2310, 120932), (2468, 113190), (2695, 103656), (2744, 101805), (2940, 95018), (3080, 90699), (3085, 90552), (3234, 86380), (3430, 81444), (3702, 75460), (3773, 74040), (4116, 67870), (4312, 64785), (4319, 64680), (4620, 60466), (4936, 56595), (5145, 54296), (5390, 51828), (5880, 47509), (6170, 45276), (6468, 43190), (6787, 41160), (6860, 40722), (7404, 37730), (7546, 37020), (8085, 34552), (8232, 33935), (8638, 32340), (9240, 30233), (9255, 30184), (10290, 27148), (10780, 25914), (11319, 24680), (12340, 22638), (12936, 21595), (12957, 21560), (13574, 20580), (13720, 20361), (14808, 18865), (15092, 18510), (16170, 17276)]