2078280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 7076160

約数和(自身を除く): 4997880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 251, 276, 345, 360, 414, 460, 502, 552, 690, 753, 828, 920, 1004, 1035, 1255, 1380, 1506, 1656, 2008, 2070, 2259, 2510, 2760, 3012, 3765, 4140, 4518, 5020, 5773, 6024, 7530, 8280, 9036, 10040, 11295, 11546, 15060, 17319, 18072, 22590, 23092, 28865, 30120, 34638, 45180, 46184, 51957, 57730, 69276, 86595, 90360, 103914, 115460, 138552, 173190, 207828, 230920, 259785, 346380, 415656, 519570, 692760, 1039140, 2078280]

約数ペア:

[(1, 2078280), (2, 1039140), (3, 692760), (4, 519570), (5, 415656), (6, 346380), (8, 259785), (9, 230920), (10, 207828), (12, 173190), (15, 138552), (18, 115460), (20, 103914), (23, 90360), (24, 86595), (30, 69276), (36, 57730), (40, 51957), (45, 46184), (46, 45180), (60, 34638), (69, 30120), (72, 28865), (90, 23092), (92, 22590), (115, 18072), (120, 17319), (138, 15060), (180, 11546), (184, 11295), (207, 10040), (230, 9036), (251, 8280), (276, 7530), (345, 6024), (360, 5773), (414, 5020), (460, 4518), (502, 4140), (552, 3765), (690, 3012), (753, 2760), (828, 2510), (920, 2259), (1004, 2070), (1035, 2008), (1255, 1656), (1380, 1506)]