206520030

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{254963}}^1$

素因数の和:254982

約数の個数: 40

約数和(自身を含む): 555311592

約数和(自身を除く): 348791562

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 254963, 509926, 764889, 1274815, 1529778, 2294667, 2549630, 3824445, 4589334, 6884001, 7648890, 11473335, 13768002, 20652003, 22946670, 34420005, 41304006, 68840010, 103260015, 206520030]

約数ペア:

[(1, 206520030), (2, 103260015), (3, 68840010), (5, 41304006), (6, 34420005), (9, 22946670), (10, 20652003), (15, 13768002), (18, 11473335), (27, 7648890), (30, 6884001), (45, 4589334), (54, 3824445), (81, 2549630), (90, 2294667), (135, 1529778), (162, 1274815), (270, 764889), (405, 509926), (810, 254963)]