163870020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{303463}}^1$

素因数の和:303481

約数の個数: 48

約数和(自身を含む): 509819520

約数和(自身を除く): 345949500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 303463, 606926, 910389, 1213852, 1517315, 1820778, 2731167, 3034630, 3641556, 4551945, 5462334, 6069260, 8193501, 9103890, 10924668, 13655835, 16387002, 18207780, 27311670, 32774004, 40967505, 54623340, 81935010, 163870020]

約数ペア:

[(1, 163870020), (2, 81935010), (3, 54623340), (4, 40967505), (5, 32774004), (6, 27311670), (9, 18207780), (10, 16387002), (12, 13655835), (15, 10924668), (18, 9103890), (20, 8193501), (27, 6069260), (30, 5462334), (36, 4551945), (45, 3641556), (54, 3034630), (60, 2731167), (90, 1820778), (108, 1517315), (135, 1213852), (180, 910389), (270, 606926), (540, 303463)]