257939190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{4349}}^1$

素因数の和:5021

約数の個数: 48

約数和(自身を含む): 671814000

約数和(自身を除く): 413874810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 659, 1318, 1977, 3295, 3954, 4349, 5931, 6590, 8698, 9885, 11862, 13047, 19770, 21745, 26094, 29655, 39141, 43490, 59310, 65235, 78282, 130470, 195705, 391410, 2865991, 5731982, 8597973, 14329955, 17195946, 25793919, 28659910, 42989865, 51587838, 85979730, 128969595, 257939190]

約数ペア:

[(1, 257939190), (2, 128969595), (3, 85979730), (5, 51587838), (6, 42989865), (9, 28659910), (10, 25793919), (15, 17195946), (18, 14329955), (30, 8597973), (45, 5731982), (90, 2865991), (659, 391410), (1318, 195705), (1977, 130470), (3295, 78282), (3954, 65235), (4349, 59310), (5931, 43490), (6590, 39141), (8698, 29655), (9885, 26094), (11862, 21745), (13047, 19770)]