642658536

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{76289}}^1$

素因数の和:76320

約数の個数: 80

約数和(自身を含む): 1938528900

約数和(自身を除く): 1295870364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2808, 4212, 8424, 76289, 152578, 228867, 305156, 457734, 610312, 686601, 915468, 991757, 1373202, 1830936, 1983514, 2059803, 2746404, 2975271, 3967028, 4119606, 5492808, 5950542, 6179409, 7934056, 8239212, 8925813, 11901084, 12358818, 16478424, 17851626, 23802168, 24717636, 26777439, 35703252, 49435272, 53554878, 71406504, 80332317, 107109756, 160664634, 214219512, 321329268, 642658536]

約数ペア:

[(1, 642658536), (2, 321329268), (3, 214219512), (4, 160664634), (6, 107109756), (8, 80332317), (9, 71406504), (12, 53554878), (13, 49435272), (18, 35703252), (24, 26777439), (26, 24717636), (27, 23802168), (36, 17851626), (39, 16478424), (52, 12358818), (54, 11901084), (72, 8925813), (78, 8239212), (81, 7934056), (104, 6179409), (108, 5950542), (117, 5492808), (156, 4119606), (162, 3967028), (216, 2975271), (234, 2746404), (312, 2059803), (324, 1983514), (351, 1830936), (468, 1373202), (648, 991757), (702, 915468), (936, 686601), (1053, 610312), (1404, 457734), (2106, 305156), (2808, 228867), (4212, 152578), (8424, 76289)]