221736990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89051}}^1$

素因数の和:89144

約数の個数: 32

約数和(自身を含む): 538586496

約数和(自身を除く): 316849506

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 89051, 178102, 267153, 445255, 534306, 890510, 1335765, 2671530, 7391233, 14782466, 22173699, 36956165, 44347398, 73912330, 110868495, 221736990]

約数ペア:

[(1, 221736990), (2, 110868495), (3, 73912330), (5, 44347398), (6, 36956165), (10, 22173699), (15, 14782466), (30, 7391233), (83, 2671530), (166, 1335765), (249, 890510), (415, 534306), (498, 445255), (830, 267153), (1245, 178102), (2490, 89051)]