240696729

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:136

約数の個数: 96

約数和(自身を含む): 451476480

約数和(自身を除く): 210779751

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 47, 63, 91, 111, 117, 141, 169, 259, 273, 329, 333, 423, 481, 507, 611, 777, 819, 987, 1183, 1443, 1521, 1739, 1833, 2197, 2331, 2961, 3367, 3549, 4277, 4329, 5217, 5499, 6253, 6591, 7943, 10101, 10647, 12173, 12831, 15379, 15651, 18759, 19773, 22607, 23829, 30303, 36519, 38493, 43771, 46137, 55601, 56277, 67821, 71487, 81289, 103259, 109557, 131313, 138411, 158249, 166803, 203463, 243867, 293891, 309777, 393939, 474747, 500409, 569023, 722813, 731601, 881673, 929331, 1424241, 1707069, 2057237, 2168439, 2645019, 3820583, 5121207, 6171711, 6505317, 11461749, 18515133, 26744081, 34385247, 80232243, 240696729]

約数ペア:

[(1, 240696729), (3, 80232243), (7, 34385247), (9, 26744081), (13, 18515133), (21, 11461749), (37, 6505317), (39, 6171711), (47, 5121207), (63, 3820583), (91, 2645019), (111, 2168439), (117, 2057237), (141, 1707069), (169, 1424241), (259, 929331), (273, 881673), (329, 731601), (333, 722813), (423, 569023), (481, 500409), (507, 474747), (611, 393939), (777, 309777), (819, 293891), (987, 243867), (1183, 203463), (1443, 166803), (1521, 158249), (1739, 138411), (1833, 131313), (2197, 109557), (2331, 103259), (2961, 81289), (3367, 71487), (3549, 67821), (4277, 56277), (4329, 55601), (5217, 46137), (5499, 43771), (6253, 38493), (6591, 36519), (7943, 30303), (10101, 23829), (10647, 22607), (12173, 19773), (12831, 18759), (15379, 15651)]