1660500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{41}}^1$

素因数の和:72

約数の個数: 120

約数和(自身を含む): 5549544

約数和(自身を除く): 3889044

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 41, 45, 50, 54, 60, 75, 81, 82, 90, 100, 108, 123, 125, 135, 150, 162, 164, 180, 205, 225, 246, 250, 270, 300, 324, 369, 375, 405, 410, 450, 492, 500, 540, 615, 675, 738, 750, 810, 820, 900, 1025, 1107, 1125, 1230, 1350, 1476, 1500, 1620, 1845, 2025, 2050, 2214, 2250, 2460, 2700, 3075, 3321, 3375, 3690, 4050, 4100, 4428, 4500, 5125, 5535, 6150, 6642, 6750, 7380, 8100, 9225, 10125, 10250, 11070, 12300, 13284, 13500, 15375, 16605, 18450, 20250, 20500, 22140, 27675, 30750, 33210, 36900, 40500, 46125, 55350, 61500, 66420, 83025, 92250, 110700, 138375, 166050, 184500, 276750, 332100, 415125, 553500, 830250, 1660500]

約数ペア:

[(1, 1660500), (2, 830250), (3, 553500), (4, 415125), (5, 332100), (6, 276750), (9, 184500), (10, 166050), (12, 138375), (15, 110700), (18, 92250), (20, 83025), (25, 66420), (27, 61500), (30, 55350), (36, 46125), (41, 40500), (45, 36900), (50, 33210), (54, 30750), (60, 27675), (75, 22140), (81, 20500), (82, 20250), (90, 18450), (100, 16605), (108, 15375), (123, 13500), (125, 13284), (135, 12300), (150, 11070), (162, 10250), (164, 10125), (180, 9225), (205, 8100), (225, 7380), (246, 6750), (250, 6642), (270, 6150), (300, 5535), (324, 5125), (369, 4500), (375, 4428), (405, 4100), (410, 4050), (450, 3690), (492, 3375), (500, 3321), (540, 3075), (615, 2700), (675, 2460), (738, 2250), (750, 2214), (810, 2050), (820, 2025), (900, 1845), (1025, 1620), (1107, 1500), (1125, 1476), (1230, 1350)]