7780920

素因数分解:

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

素因数の和:237

約数の個数: 128

約数和(自身を含む): 27302400

約数和(自身を除く): 19521480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 59, 60, 70, 84, 105, 118, 120, 140, 157, 168, 177, 210, 236, 280, 295, 314, 354, 413, 420, 471, 472, 590, 628, 708, 785, 826, 840, 885, 942, 1099, 1180, 1239, 1256, 1416, 1570, 1652, 1770, 1884, 2065, 2198, 2355, 2360, 2478, 3140, 3297, 3304, 3540, 3768, 4130, 4396, 4710, 4956, 5495, 6195, 6280, 6594, 7080, 8260, 8792, 9263, 9420, 9912, 10990, 12390, 13188, 16485, 16520, 18526, 18840, 21980, 24780, 26376, 27789, 32970, 37052, 43960, 46315, 49560, 55578, 64841, 65940, 74104, 92630, 111156, 129682, 131880, 138945, 185260, 194523, 222312, 259364, 277890, 324205, 370520, 389046, 518728, 555780, 648410, 778092, 972615, 1111560, 1296820, 1556184, 1945230, 2593640, 3890460, 7780920]

約数ペア:

[(1, 7780920), (2, 3890460), (3, 2593640), (4, 1945230), (5, 1556184), (6, 1296820), (7, 1111560), (8, 972615), (10, 778092), (12, 648410), (14, 555780), (15, 518728), (20, 389046), (21, 370520), (24, 324205), (28, 277890), (30, 259364), (35, 222312), (40, 194523), (42, 185260), (56, 138945), (59, 131880), (60, 129682), (70, 111156), (84, 92630), (105, 74104), (118, 65940), (120, 64841), (140, 55578), (157, 49560), (168, 46315), (177, 43960), (210, 37052), (236, 32970), (280, 27789), (295, 26376), (314, 24780), (354, 21980), (413, 18840), (420, 18526), (471, 16520), (472, 16485), (590, 13188), (628, 12390), (708, 10990), (785, 9912), (826, 9420), (840, 9263), (885, 8792), (942, 8260), (1099, 7080), (1180, 6594), (1239, 6280), (1256, 6195), (1416, 5495), (1570, 4956), (1652, 4710), (1770, 4396), (1884, 4130), (2065, 3768), (2198, 3540), (2355, 3304), (2360, 3297), (2478, 3140)]