201515970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{24971}}^1$

素因数の和:25250

約数の個数: 32

約数和(自身を含む): 485455680

約数和(自身を除く): 283939710

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 269, 538, 807, 1345, 1614, 2690, 4035, 8070, 24971, 49942, 74913, 124855, 149826, 249710, 374565, 749130, 6717199, 13434398, 20151597, 33585995, 40303194, 67171990, 100757985, 201515970]

約数ペア:

[(1, 201515970), (2, 100757985), (3, 67171990), (5, 40303194), (6, 33585995), (10, 20151597), (15, 13434398), (30, 6717199), (269, 749130), (538, 374565), (807, 249710), (1345, 149826), (1614, 124855), (2690, 74913), (4035, 49942), (8070, 24971)]