20175508920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{149183}}^1$

素因数の和:149234

約数の個数: 192

約数和(自身を含む): 73470136320

約数和(自身を除く): 53294627400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 49, 56, 60, 69, 70, 84, 92, 98, 105, 115, 120, 138, 140, 147, 161, 168, 184, 196, 210, 230, 245, 276, 280, 294, 322, 345, 392, 420, 460, 483, 490, 552, 588, 644, 690, 735, 805, 840, 920, 966, 980, 1127, 1176, 1288, 1380, 1470, 1610, 1932, 1960, 2254, 2415, 2760, 2940, 3220, 3381, 3864, 4508, 4830, 5635, 5880, 6440, 6762, 9016, 9660, 11270, 13524, 16905, 19320, 22540, 27048, 33810, 45080, 67620, 135240, 149183, 298366, 447549, 596732, 745915, 895098, 1044281, 1193464, 1491830, 1790196, 2088562, 2237745, 2983660, 3132843, 3431209, 3580392, 4177124, 4475490, 5221405, 5967320, 6265686, 6862418, 7309967, 8354248, 8950980, 10293627, 10442810, 12531372, 13724836, 14619934, 15664215, 17156045, 17901960, 20587254, 20885620, 21929901, 24018463, 25062744, 27449672, 29239868, 31328430, 34312090, 36549835, 41174508, 41771240, 43859802, 48036926, 51468135, 58479736, 62656860, 68624180, 72055389, 73099670, 82349016, 87719604, 96073852, 102936270, 109649505, 120092315, 125313720, 137248360, 144110778, 146199340, 168129241, 175439208, 192147704, 205872540, 219299010, 240184630, 288221556, 292398680, 336258482, 360276945, 411745080, 438598020, 480369260, 504387723, 576443112, 672516964, 720553890, 840646205, 877196040, 960738520, 1008775446, 1345033928, 1441107780, 1681292410, 2017550892, 2521938615, 2882215560, 3362584820, 4035101784, 5043877230, 6725169640, 10087754460, 20175508920]

約数ペア:

[(1, 20175508920), (2, 10087754460), (3, 6725169640), (4, 5043877230), (5, 4035101784), (6, 3362584820), (7, 2882215560), (8, 2521938615), (10, 2017550892), (12, 1681292410), (14, 1441107780), (15, 1345033928), (20, 1008775446), (21, 960738520), (23, 877196040), (24, 840646205), (28, 720553890), (30, 672516964), (35, 576443112), (40, 504387723), (42, 480369260), (46, 438598020), (49, 411745080), (56, 360276945), (60, 336258482), (69, 292398680), (70, 288221556), (84, 240184630), (92, 219299010), (98, 205872540), (105, 192147704), (115, 175439208), (120, 168129241), (138, 146199340), (140, 144110778), (147, 137248360), (161, 125313720), (168, 120092315), (184, 109649505), (196, 102936270), (210, 96073852), (230, 87719604), (245, 82349016), (276, 73099670), (280, 72055389), (294, 68624180), (322, 62656860), (345, 58479736), (392, 51468135), (420, 48036926), (460, 43859802), (483, 41771240), (490, 41174508), (552, 36549835), (588, 34312090), (644, 31328430), (690, 29239868), (735, 27449672), (805, 25062744), (840, 24018463), (920, 21929901), (966, 20885620), (980, 20587254), (1127, 17901960), (1176, 17156045), (1288, 15664215), (1380, 14619934), (1470, 13724836), (1610, 12531372), (1932, 10442810), (1960, 10293627), (2254, 8950980), (2415, 8354248), (2760, 7309967), (2940, 6862418), (3220, 6265686), (3381, 5967320), (3864, 5221405), (4508, 4475490), (4830, 4177124), (5635, 3580392), (5880, 3431209), (6440, 3132843), (6762, 2983660), (9016, 2237745), (9660, 2088562), (11270, 1790196), (13524, 1491830), (16905, 1193464), (19320, 1044281), (22540, 895098), (27048, 745915), (33810, 596732), (45080, 447549), (67620, 298366), (135240, 149183)]