72388778

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 141523200

約数和(自身を除く): 69134422

約数列:

[1, 2, 7, 11, 14, 22, 49, 53, 77, 98, 106, 154, 181, 343, 362, 371, 539, 583, 686, 742, 1078, 1166, 1267, 1991, 2534, 2597, 3773, 3982, 4081, 5194, 7546, 8162, 8869, 9593, 13937, 17738, 18179, 19186, 27874, 28567, 36358, 57134, 62083, 67151, 97559, 105523, 124166, 134302, 195118, 199969, 211046, 399938, 470057, 682913, 738661, 940114, 1365826, 1477322, 3290399, 5170627, 6580798, 10341254, 36194389, 72388778]

約数ペア:

[(1, 72388778), (2, 36194389), (7, 10341254), (11, 6580798), (14, 5170627), (22, 3290399), (49, 1477322), (53, 1365826), (77, 940114), (98, 738661), (106, 682913), (154, 470057), (181, 399938), (343, 211046), (362, 199969), (371, 195118), (539, 134302), (583, 124166), (686, 105523), (742, 97559), (1078, 67151), (1166, 62083), (1267, 57134), (1991, 36358), (2534, 28567), (2597, 27874), (3773, 19186), (3982, 18179), (4081, 17738), (5194, 13937), (7546, 9593), (8162, 8869)]