31218360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11311}}^1$

素因数の和:11348

約数の個数: 64

約数和(自身を含む): 97735680

約数和(自身を除く): 66517320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 11311, 22622, 33933, 45244, 56555, 67866, 90488, 113110, 135732, 169665, 226220, 260153, 271464, 339330, 452440, 520306, 678660, 780459, 1040612, 1300765, 1357320, 1560918, 2081224, 2601530, 3121836, 3902295, 5203060, 6243672, 7804590, 10406120, 15609180, 31218360]

約数ペア:

[(1, 31218360), (2, 15609180), (3, 10406120), (4, 7804590), (5, 6243672), (6, 5203060), (8, 3902295), (10, 3121836), (12, 2601530), (15, 2081224), (20, 1560918), (23, 1357320), (24, 1300765), (30, 1040612), (40, 780459), (46, 678660), (60, 520306), (69, 452440), (92, 339330), (115, 271464), (120, 260153), (138, 226220), (184, 169665), (230, 135732), (276, 113110), (345, 90488), (460, 67866), (552, 56555), (690, 45244), (920, 33933), (1380, 22622), (2760, 11311)]