168174320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{110641}}^1$

素因数の和:110673

約数の個数: 40

約数和(自身を含む): 411588240

約数和(自身を除く): 243413920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 110641, 221282, 442564, 553205, 885128, 1106410, 1770256, 2102179, 2212820, 4204358, 4425640, 8408716, 8851280, 10510895, 16817432, 21021790, 33634864, 42043580, 84087160, 168174320]

約数ペア:

[(1, 168174320), (2, 84087160), (4, 42043580), (5, 33634864), (8, 21021790), (10, 16817432), (16, 10510895), (19, 8851280), (20, 8408716), (38, 4425640), (40, 4204358), (76, 2212820), (80, 2102179), (95, 1770256), (152, 1106410), (190, 885128), (304, 553205), (380, 442564), (760, 221282), (1520, 110641)]