180681374

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{433}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 291648000

約数和(自身を除く): 110966626

約数列:

[1, 2, 19, 38, 79, 139, 158, 278, 433, 866, 1501, 2641, 3002, 5282, 8227, 10981, 16454, 21962, 34207, 60187, 68414, 120374, 208639, 417278, 649933, 1143553, 1299866, 2287106, 4754773, 9509546, 90340687, 180681374]

約数ペア:

[(1, 180681374), (2, 90340687), (19, 9509546), (38, 4754773), (79, 2287106), (139, 1299866), (158, 1143553), (278, 649933), (433, 417278), (866, 208639), (1501, 120374), (2641, 68414), (3002, 60187), (5282, 34207), (8227, 21962), (10981, 16454)]