131385240

素因数分解:

$2^3\times 3^5\times 5^1\times 7^1\times {\mathrm{1931}}^1$

素因数の和:1964

約数の個数: 192

約数和(自身を含む): 506338560

約数和(自身を除く): 374953320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 567, 630, 648, 756, 810, 840, 945, 972, 1080, 1134, 1215, 1260, 1512, 1620, 1701, 1890, 1931, 1944, 2268, 2430, 2520, 2835, 3240, 3402, 3780, 3862, 4536, 4860, 5670, 5793, 6804, 7560, 7724, 8505, 9655, 9720, 11340, 11586, 13517, 13608, 15448, 17010, 17379, 19310, 22680, 23172, 27034, 28965, 34020, 34758, 38620, 40551, 46344, 52137, 54068, 57930, 67585, 68040, 69516, 77240, 81102, 86895, 104274, 108136, 115860, 121653, 135170, 139032, 156411, 162204, 173790, 202755, 208548, 231720, 243306, 260685, 270340, 312822, 324408, 347580, 364959, 405510, 417096, 469233, 486612, 521370, 540680, 608265, 625644, 695160, 729918, 782055, 811020, 938466, 973224, 1042740, 1094877, 1216530, 1251288, 1459836, 1564110, 1622040, 1824795, 1876932, 2085480, 2189754, 2346165, 2433060, 2919672, 3128220, 3284631, 3649590, 3753864, 4379508, 4692330, 4866120, 5474385, 6256440, 6569262, 7299180, 8759016, 9384660, 10948770, 13138524, 14598360, 16423155, 18769320, 21897540, 26277048, 32846310, 43795080, 65692620, 131385240]

約数ペア:

[(1, 131385240), (2, 65692620), (3, 43795080), (4, 32846310), (5, 26277048), (6, 21897540), (7, 18769320), (8, 16423155), (9, 14598360), (10, 13138524), (12, 10948770), (14, 9384660), (15, 8759016), (18, 7299180), (20, 6569262), (21, 6256440), (24, 5474385), (27, 4866120), (28, 4692330), (30, 4379508), (35, 3753864), (36, 3649590), (40, 3284631), (42, 3128220), (45, 2919672), (54, 2433060), (56, 2346165), (60, 2189754), (63, 2085480), (70, 1876932), (72, 1824795), (81, 1622040), (84, 1564110), (90, 1459836), (105, 1251288), (108, 1216530), (120, 1094877), (126, 1042740), (135, 973224), (140, 938466), (162, 811020), (168, 782055), (180, 729918), (189, 695160), (210, 625644), (216, 608265), (243, 540680), (252, 521370), (270, 486612), (280, 469233), (315, 417096), (324, 405510), (360, 364959), (378, 347580), (405, 324408), (420, 312822), (486, 270340), (504, 260685), (540, 243306), (567, 231720), (630, 208548), (648, 202755), (756, 173790), (810, 162204), (840, 156411), (945, 139032), (972, 135170), (1080, 121653), (1134, 115860), (1215, 108136), (1260, 104274), (1512, 86895), (1620, 81102), (1701, 77240), (1890, 69516), (1931, 68040), (1944, 67585), (2268, 57930), (2430, 54068), (2520, 52137), (2835, 46344), (3240, 40551), (3402, 38620), (3780, 34758), (3862, 34020), (4536, 28965), (4860, 27034), (5670, 23172), (5793, 22680), (6804, 19310), (7560, 17379), (7724, 17010), (8505, 15448), (9655, 13608), (9720, 13517), (11340, 11586)]