128121990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{28283}}^1$

素因数の和:28444

約数の個数: 32

約数和(自身を含む): 309540096

約数和(自身を除く): 181418106

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 151, 302, 453, 755, 906, 1510, 2265, 4530, 28283, 56566, 84849, 141415, 169698, 282830, 424245, 848490, 4270733, 8541466, 12812199, 21353665, 25624398, 42707330, 64060995, 128121990]

約数ペア:

[(1, 128121990), (2, 64060995), (3, 42707330), (5, 25624398), (6, 21353665), (10, 12812199), (15, 8541466), (30, 4270733), (151, 848490), (302, 424245), (453, 282830), (755, 169698), (906, 141415), (1510, 84849), (2265, 56566), (4530, 28283)]