218939730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197243}}^1$

素因数の和:197290

約数の個数: 32

約数和(自身を含む): 539659584

約数和(自身を除く): 320719854

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 197243, 394486, 591729, 986215, 1183458, 1972430, 2958645, 5917290, 7297991, 14595982, 21893973, 36489955, 43787946, 72979910, 109469865, 218939730]

約数ペア:

[(1, 218939730), (2, 109469865), (3, 72979910), (5, 43787946), (6, 36489955), (10, 21893973), (15, 14595982), (30, 7297991), (37, 5917290), (74, 2958645), (111, 1972430), (185, 1183458), (222, 986215), (370, 591729), (555, 394486), (1110, 197243)]