31123680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 192

約数和(自身を含む): 114670080

約数和(自身を除く): 83546400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 59, 60, 70, 80, 84, 96, 105, 112, 118, 120, 140, 157, 160, 168, 177, 210, 224, 236, 240, 280, 295, 314, 336, 354, 413, 420, 471, 472, 480, 560, 590, 628, 672, 708, 785, 826, 840, 885, 942, 944, 1099, 1120, 1180, 1239, 1256, 1416, 1570, 1652, 1680, 1770, 1884, 1888, 2065, 2198, 2355, 2360, 2478, 2512, 2832, 3140, 3297, 3304, 3360, 3540, 3768, 4130, 4396, 4710, 4720, 4956, 5024, 5495, 5664, 6195, 6280, 6594, 6608, 7080, 7536, 8260, 8792, 9263, 9420, 9440, 9912, 10990, 12390, 12560, 13188, 13216, 14160, 15072, 16485, 16520, 17584, 18526, 18840, 19824, 21980, 24780, 25120, 26376, 27789, 28320, 32970, 33040, 35168, 37052, 37680, 39648, 43960, 46315, 49560, 52752, 55578, 64841, 65940, 66080, 74104, 75360, 87920, 92630, 99120, 105504, 111156, 129682, 131880, 138945, 148208, 175840, 185260, 194523, 198240, 222312, 259364, 263760, 277890, 296416, 324205, 370520, 389046, 444624, 518728, 527520, 555780, 648410, 741040, 778092, 889248, 972615, 1037456, 1111560, 1296820, 1482080, 1556184, 1945230, 2074912, 2223120, 2593640, 3112368, 3890460, 4446240, 5187280, 6224736, 7780920, 10374560, 15561840, 31123680]

約数ペア:

[(1, 31123680), (2, 15561840), (3, 10374560), (4, 7780920), (5, 6224736), (6, 5187280), (7, 4446240), (8, 3890460), (10, 3112368), (12, 2593640), (14, 2223120), (15, 2074912), (16, 1945230), (20, 1556184), (21, 1482080), (24, 1296820), (28, 1111560), (30, 1037456), (32, 972615), (35, 889248), (40, 778092), (42, 741040), (48, 648410), (56, 555780), (59, 527520), (60, 518728), (70, 444624), (80, 389046), (84, 370520), (96, 324205), (105, 296416), (112, 277890), (118, 263760), (120, 259364), (140, 222312), (157, 198240), (160, 194523), (168, 185260), (177, 175840), (210, 148208), (224, 138945), (236, 131880), (240, 129682), (280, 111156), (295, 105504), (314, 99120), (336, 92630), (354, 87920), (413, 75360), (420, 74104), (471, 66080), (472, 65940), (480, 64841), (560, 55578), (590, 52752), (628, 49560), (672, 46315), (708, 43960), (785, 39648), (826, 37680), (840, 37052), (885, 35168), (942, 33040), (944, 32970), (1099, 28320), (1120, 27789), (1180, 26376), (1239, 25120), (1256, 24780), (1416, 21980), (1570, 19824), (1652, 18840), (1680, 18526), (1770, 17584), (1884, 16520), (1888, 16485), (2065, 15072), (2198, 14160), (2355, 13216), (2360, 13188), (2478, 12560), (2512, 12390), (2832, 10990), (3140, 9912), (3297, 9440), (3304, 9420), (3360, 9263), (3540, 8792), (3768, 8260), (4130, 7536), (4396, 7080), (4710, 6608), (4720, 6594), (4956, 6280), (5024, 6195), (5495, 5664)]