173238520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{523}}^1$

素因数の和:574

約数の個数: 144

約数和(自身を含む): 491925960

約数和(自身を除く): 318687440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 169, 182, 196, 245, 260, 280, 338, 364, 392, 455, 490, 520, 523, 637, 676, 728, 845, 910, 980, 1046, 1183, 1274, 1352, 1690, 1820, 1960, 2092, 2366, 2548, 2615, 3185, 3380, 3640, 3661, 4184, 4732, 5096, 5230, 5915, 6370, 6760, 6799, 7322, 8281, 9464, 10460, 11830, 12740, 13598, 14644, 16562, 18305, 20920, 23660, 25480, 25627, 27196, 29288, 33124, 33995, 36610, 41405, 47320, 47593, 51254, 54392, 66248, 67990, 73220, 82810, 88387, 95186, 102508, 128135, 135980, 146440, 165620, 176774, 190372, 205016, 237965, 256270, 271960, 331240, 333151, 353548, 380744, 441935, 475930, 512540, 618709, 666302, 707096, 883870, 951860, 1025080, 1237418, 1332604, 1665755, 1767740, 1903720, 2474836, 2665208, 3093545, 3331510, 3535480, 4330963, 4949672, 6187090, 6663020, 8661926, 12374180, 13326040, 17323852, 21654815, 24748360, 34647704, 43309630, 86619260, 173238520]

約数ペア:

[(1, 173238520), (2, 86619260), (4, 43309630), (5, 34647704), (7, 24748360), (8, 21654815), (10, 17323852), (13, 13326040), (14, 12374180), (20, 8661926), (26, 6663020), (28, 6187090), (35, 4949672), (40, 4330963), (49, 3535480), (52, 3331510), (56, 3093545), (65, 2665208), (70, 2474836), (91, 1903720), (98, 1767740), (104, 1665755), (130, 1332604), (140, 1237418), (169, 1025080), (182, 951860), (196, 883870), (245, 707096), (260, 666302), (280, 618709), (338, 512540), (364, 475930), (392, 441935), (455, 380744), (490, 353548), (520, 333151), (523, 331240), (637, 271960), (676, 256270), (728, 237965), (845, 205016), (910, 190372), (980, 176774), (1046, 165620), (1183, 146440), (1274, 135980), (1352, 128135), (1690, 102508), (1820, 95186), (1960, 88387), (2092, 82810), (2366, 73220), (2548, 67990), (2615, 66248), (3185, 54392), (3380, 51254), (3640, 47593), (3661, 47320), (4184, 41405), (4732, 36610), (5096, 33995), (5230, 33124), (5915, 29288), (6370, 27196), (6760, 25627), (6799, 25480), (7322, 23660), (8281, 20920), (9464, 18305), (10460, 16562), (11830, 14644), (12740, 13598)]