30240675

素因数分解:

$3^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:721

約数の個数: 48

約数和(自身を含む): 56424960

約数和(自身を除く): 26184285

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 135, 213, 225, 355, 631, 639, 675, 1065, 1775, 1893, 1917, 3155, 3195, 5325, 5679, 9465, 9585, 15775, 15975, 17037, 28395, 44801, 47325, 47925, 85185, 134403, 141975, 224005, 403209, 425925, 672015, 1120025, 1209627, 2016045, 3360075, 6048135, 10080225, 30240675]

約数ペア:

[(1, 30240675), (3, 10080225), (5, 6048135), (9, 3360075), (15, 2016045), (25, 1209627), (27, 1120025), (45, 672015), (71, 425925), (75, 403209), (135, 224005), (213, 141975), (225, 134403), (355, 85185), (631, 47925), (639, 47325), (675, 44801), (1065, 28395), (1775, 17037), (1893, 15975), (1917, 15775), (3155, 9585), (3195, 9465), (5325, 5679)]