305580720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20873}}^1$

素因数の和:20950

約数の個数: 80

約数和(自身を含む): 962875872

約数和(自身を除く): 657295152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 2440, 2928, 3660, 4880, 7320, 14640, 20873, 41746, 62619, 83492, 104365, 125238, 166984, 208730, 250476, 313095, 333968, 417460, 500952, 626190, 834920, 1001904, 1252380, 1273253, 1669840, 2504760, 2546506, 3819759, 5009520, 5093012, 6366265, 7639518, 10186024, 12732530, 15279036, 19098795, 20372048, 25465060, 30558072, 38197590, 50930120, 61116144, 76395180, 101860240, 152790360, 305580720]

約数ペア:

[(1, 305580720), (2, 152790360), (3, 101860240), (4, 76395180), (5, 61116144), (6, 50930120), (8, 38197590), (10, 30558072), (12, 25465060), (15, 20372048), (16, 19098795), (20, 15279036), (24, 12732530), (30, 10186024), (40, 7639518), (48, 6366265), (60, 5093012), (61, 5009520), (80, 3819759), (120, 2546506), (122, 2504760), (183, 1669840), (240, 1273253), (244, 1252380), (305, 1001904), (366, 834920), (488, 626190), (610, 500952), (732, 417460), (915, 333968), (976, 313095), (1220, 250476), (1464, 208730), (1830, 166984), (2440, 125238), (2928, 104365), (3660, 83492), (4880, 62619), (7320, 41746), (14640, 20873)]