61771560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{22381}}^1$

素因数の和:22418

約数の個数: 64

約数和(自身を含む): 193380480

約数和(自身を除く): 131608920

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, 22381, 44762, 67143, 89524, 111905, 134286, 179048, 223810, 268572, 335715, 447620, 514763, 537144, 671430, 895240, 1029526, 1342860, 1544289, 2059052, 2573815, 2685720, 3088578, 4118104, 5147630, 6177156, 7721445, 10295260, 12354312, 15442890, 20590520, 30885780, 61771560]

約数ペア:

[(1, 61771560), (2, 30885780), (3, 20590520), (4, 15442890), (5, 12354312), (6, 10295260), (8, 7721445), (10, 6177156), (12, 5147630), (15, 4118104), (20, 3088578), (23, 2685720), (24, 2573815), (30, 2059052), (40, 1544289), (46, 1342860), (60, 1029526), (69, 895240), (92, 671430), (115, 537144), (120, 514763), (138, 447620), (184, 335715), (230, 268572), (276, 223810), (345, 179048), (460, 134286), (552, 111905), (690, 89524), (920, 67143), (1380, 44762), (2760, 22381)]