121215952

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1709}}^1$

素因数の和:1772

約数の個数: 80

約数和(自身を含む): 284981760

約数和(自身を除く): 163765808

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 176, 208, 248, 286, 341, 403, 496, 572, 682, 806, 1144, 1364, 1612, 1709, 2288, 2728, 3224, 3418, 4433, 5456, 6448, 6836, 8866, 13672, 17732, 18799, 22217, 27344, 35464, 37598, 44434, 52979, 70928, 75196, 88868, 105958, 150392, 177736, 211916, 244387, 300784, 355472, 423832, 488774, 582769, 688727, 847664, 977548, 1165538, 1377454, 1955096, 2331076, 2754908, 3910192, 4662152, 5509816, 7575997, 9324304, 11019632, 15151994, 30303988, 60607976, 121215952]

約数ペア:

[(1, 121215952), (2, 60607976), (4, 30303988), (8, 15151994), (11, 11019632), (13, 9324304), (16, 7575997), (22, 5509816), (26, 4662152), (31, 3910192), (44, 2754908), (52, 2331076), (62, 1955096), (88, 1377454), (104, 1165538), (124, 977548), (143, 847664), (176, 688727), (208, 582769), (248, 488774), (286, 423832), (341, 355472), (403, 300784), (496, 244387), (572, 211916), (682, 177736), (806, 150392), (1144, 105958), (1364, 88868), (1612, 75196), (1709, 70928), (2288, 52979), (2728, 44434), (3224, 37598), (3418, 35464), (4433, 27344), (5456, 22217), (6448, 18799), (6836, 17732), (8866, 13672)]