220178268

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3517}}^1$

素因数の和:3611

約数の個数: 72

約数和(自身を含む): 583931712

約数和(自身を除く): 363753444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 47, 74, 94, 111, 141, 148, 188, 222, 282, 333, 423, 444, 564, 666, 846, 1332, 1692, 1739, 3478, 3517, 5217, 6956, 7034, 10434, 10551, 14068, 15651, 20868, 21102, 31302, 31653, 42204, 62604, 63306, 126612, 130129, 165299, 260258, 330598, 390387, 495897, 520516, 661196, 780774, 991794, 1171161, 1487691, 1561548, 1983588, 2342322, 2975382, 4684644, 5950764, 6116063, 12232126, 18348189, 24464252, 36696378, 55044567, 73392756, 110089134, 220178268]

約数ペア:

[(1, 220178268), (2, 110089134), (3, 73392756), (4, 55044567), (6, 36696378), (9, 24464252), (12, 18348189), (18, 12232126), (36, 6116063), (37, 5950764), (47, 4684644), (74, 2975382), (94, 2342322), (111, 1983588), (141, 1561548), (148, 1487691), (188, 1171161), (222, 991794), (282, 780774), (333, 661196), (423, 520516), (444, 495897), (564, 390387), (666, 330598), (846, 260258), (1332, 165299), (1692, 130129), (1739, 126612), (3478, 63306), (3517, 62604), (5217, 42204), (6956, 31653), (7034, 31302), (10434, 21102), (10551, 20868), (14068, 15651)]