216707940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{401311}}^1$

素因数の和:401329

約数の個数: 48

約数和(自身を含む): 674204160

約数和(自身を除く): 457496220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 401311, 802622, 1203933, 1605244, 2006555, 2407866, 3611799, 4013110, 4815732, 6019665, 7223598, 8026220, 10835397, 12039330, 14447196, 18058995, 21670794, 24078660, 36117990, 43341588, 54176985, 72235980, 108353970, 216707940]

約数ペア:

[(1, 216707940), (2, 108353970), (3, 72235980), (4, 54176985), (5, 43341588), (6, 36117990), (9, 24078660), (10, 21670794), (12, 18058995), (15, 14447196), (18, 12039330), (20, 10835397), (27, 8026220), (30, 7223598), (36, 6019665), (45, 4815732), (54, 4013110), (60, 3611799), (90, 2407866), (108, 2006555), (135, 1605244), (180, 1203933), (270, 802622), (540, 401311)]