290303964

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13691}}^1$

素因数の和:13751

約数の個数: 72

約数和(自身を含む): 797422080

約数和(自身を除く): 507118116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 342, 372, 558, 589, 684, 1116, 1178, 1767, 2356, 3534, 5301, 7068, 10602, 13691, 21204, 27382, 41073, 54764, 82146, 123219, 164292, 246438, 260129, 424421, 492876, 520258, 780387, 848842, 1040516, 1273263, 1560774, 1697684, 2341161, 2546526, 3121548, 3819789, 4682322, 5093052, 7639578, 8063999, 9364644, 15279156, 16127998, 24191997, 32255996, 48383994, 72575991, 96767988, 145151982, 290303964]

約数ペア:

[(1, 290303964), (2, 145151982), (3, 96767988), (4, 72575991), (6, 48383994), (9, 32255996), (12, 24191997), (18, 16127998), (19, 15279156), (31, 9364644), (36, 8063999), (38, 7639578), (57, 5093052), (62, 4682322), (76, 3819789), (93, 3121548), (114, 2546526), (124, 2341161), (171, 1697684), (186, 1560774), (228, 1273263), (279, 1040516), (342, 848842), (372, 780387), (558, 520258), (589, 492876), (684, 424421), (1116, 260129), (1178, 246438), (1767, 164292), (2356, 123219), (3534, 82146), (5301, 54764), (7068, 41073), (10602, 27382), (13691, 21204)]