68403495

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 123171840

約数和(自身を除く): 54768345

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 107, 109, 115, 255, 321, 327, 345, 391, 535, 545, 1173, 1605, 1635, 1819, 1853, 1955, 2461, 2507, 5457, 5559, 5865, 7383, 7521, 9095, 9265, 11663, 12305, 12535, 27285, 27795, 34989, 36915, 37605, 41837, 42619, 58315, 125511, 127857, 174945, 198271, 209185, 213095, 268249, 594813, 627555, 639285, 804747, 991355, 1341245, 2974065, 4023735, 4560233, 13680699, 22801165, 68403495]

約数ペア:

[(1, 68403495), (3, 22801165), (5, 13680699), (15, 4560233), (17, 4023735), (23, 2974065), (51, 1341245), (69, 991355), (85, 804747), (107, 639285), (109, 627555), (115, 594813), (255, 268249), (321, 213095), (327, 209185), (345, 198271), (391, 174945), (535, 127857), (545, 125511), (1173, 58315), (1605, 42619), (1635, 41837), (1819, 37605), (1853, 36915), (1955, 34989), (2461, 27795), (2507, 27285), (5457, 12535), (5559, 12305), (5865, 11663), (7383, 9265), (7521, 9095)]