820031880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{297113}}^1$

素因数の和:297150

約数の個数: 64

約数和(自身を含む): 2567064960

約数和(自身を除く): 1747033080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 297113, 594226, 891339, 1188452, 1485565, 1782678, 2376904, 2971130, 3565356, 4456695, 5942260, 6833599, 7130712, 8913390, 11884520, 13667198, 17826780, 20500797, 27334396, 34167995, 35653560, 41001594, 54668792, 68335990, 82003188, 102503985, 136671980, 164006376, 205007970, 273343960, 410015940, 820031880]

約数ペア:

[(1, 820031880), (2, 410015940), (3, 273343960), (4, 205007970), (5, 164006376), (6, 136671980), (8, 102503985), (10, 82003188), (12, 68335990), (15, 54668792), (20, 41001594), (23, 35653560), (24, 34167995), (30, 27334396), (40, 20500797), (46, 17826780), (60, 13667198), (69, 11884520), (92, 8913390), (115, 7130712), (120, 6833599), (138, 5942260), (184, 4456695), (230, 3565356), (276, 2971130), (345, 2376904), (460, 1782678), (552, 1485565), (690, 1188452), (920, 891339), (1380, 594226), (2760, 297113)]