51840180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{41143}}^1$

素因数の和:41165

約数の個数: 72

約数和(自身を含む): 179716992

約数和(自身を除く): 127876812

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 41143, 82286, 123429, 164572, 205715, 246858, 288001, 370287, 411430, 493716, 576002, 617145, 740574, 822860, 864003, 1152004, 1234290, 1440005, 1481148, 1728006, 1851435, 2468580, 2592009, 2880010, 3456012, 3702870, 4320015, 5184018, 5760020, 7405740, 8640030, 10368036, 12960045, 17280060, 25920090, 51840180]

約数ペア:

[(1, 51840180), (2, 25920090), (3, 17280060), (4, 12960045), (5, 10368036), (6, 8640030), (7, 7405740), (9, 5760020), (10, 5184018), (12, 4320015), (14, 3702870), (15, 3456012), (18, 2880010), (20, 2592009), (21, 2468580), (28, 1851435), (30, 1728006), (35, 1481148), (36, 1440005), (42, 1234290), (45, 1152004), (60, 864003), (63, 822860), (70, 740574), (84, 617145), (90, 576002), (105, 493716), (126, 411430), (140, 370287), (180, 288001), (210, 246858), (252, 205715), (315, 164572), (420, 123429), (630, 82286), (1260, 41143)]