248176040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{13229}}^1$

素因数の和:13314

約数の個数: 64

約数和(自身を含む): 647740800

約数和(自身を除く): 399564760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3752, 4690, 9380, 13229, 18760, 26458, 52916, 66145, 92603, 105832, 132290, 185206, 264580, 370412, 463015, 529160, 740824, 886343, 926030, 1772686, 1852060, 3545372, 3704120, 4431715, 6204401, 7090744, 8863430, 12408802, 17726860, 24817604, 31022005, 35453720, 49635208, 62044010, 124088020, 248176040]

約数ペア:

[(1, 248176040), (2, 124088020), (4, 62044010), (5, 49635208), (7, 35453720), (8, 31022005), (10, 24817604), (14, 17726860), (20, 12408802), (28, 8863430), (35, 7090744), (40, 6204401), (56, 4431715), (67, 3704120), (70, 3545372), (134, 1852060), (140, 1772686), (268, 926030), (280, 886343), (335, 740824), (469, 529160), (536, 463015), (670, 370412), (938, 264580), (1340, 185206), (1876, 132290), (2345, 105832), (2680, 92603), (3752, 66145), (4690, 52916), (9380, 26458), (13229, 18760)]