145311180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{345979}}^1$

素因数の和:345998

約数の個数: 48

約数和(自身を含む): 464997120

約数和(自身を除く): 319685940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 345979, 691958, 1037937, 1383916, 1729895, 2075874, 2421853, 3459790, 4151748, 4843706, 5189685, 6919580, 7265559, 9687412, 10379370, 12109265, 14531118, 20758740, 24218530, 29062236, 36327795, 48437060, 72655590, 145311180]

約数ペア:

[(1, 145311180), (2, 72655590), (3, 48437060), (4, 36327795), (5, 29062236), (6, 24218530), (7, 20758740), (10, 14531118), (12, 12109265), (14, 10379370), (15, 9687412), (20, 7265559), (21, 6919580), (28, 5189685), (30, 4843706), (35, 4151748), (42, 3459790), (60, 2421853), (70, 2075874), (84, 1729895), (105, 1383916), (140, 1037937), (210, 691958), (420, 345979)]