128417730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{87359}}^1$

素因数の和:87383

約数の個数: 48

約数和(自身を含む): 358525440

約数和(自身を除く): 230107710

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 87359, 174718, 262077, 436795, 524154, 611513, 873590, 1223026, 1310385, 1834539, 2620770, 3057565, 3669078, 4280591, 6115130, 8561182, 9172695, 12841773, 18345390, 21402955, 25683546, 42805910, 64208865, 128417730]

約数ペア:

[(1, 128417730), (2, 64208865), (3, 42805910), (5, 25683546), (6, 21402955), (7, 18345390), (10, 12841773), (14, 9172695), (15, 8561182), (21, 6115130), (30, 4280591), (35, 3669078), (42, 3057565), (49, 2620770), (70, 1834539), (98, 1310385), (105, 1223026), (147, 873590), (210, 611513), (245, 524154), (294, 436795), (490, 262077), (735, 174718), (1470, 87359)]