318386740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73361}}^1$

素因数の和:73408

約数の個数: 48

約数和(自身を含む): 788788224

約数和(自身を除く): 470401484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 73361, 146722, 293444, 366805, 513527, 733610, 1027054, 1467220, 2054108, 2274191, 2567635, 4548382, 5135270, 9096764, 10270540, 11370955, 15919337, 22741910, 31838674, 45483820, 63677348, 79596685, 159193370, 318386740]

約数ペア:

[(1, 318386740), (2, 159193370), (4, 79596685), (5, 63677348), (7, 45483820), (10, 31838674), (14, 22741910), (20, 15919337), (28, 11370955), (31, 10270540), (35, 9096764), (62, 5135270), (70, 4548382), (124, 2567635), (140, 2274191), (155, 2054108), (217, 1467220), (310, 1027054), (434, 733610), (620, 513527), (868, 366805), (1085, 293444), (2170, 146722), (4340, 73361)]