287940384

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{23251}}^1$

素因数の和:23310

約数の個数: 72

約数和(自身を含む): 837909072

約数和(自身を除く): 549968688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1548, 2064, 3096, 4128, 6192, 12384, 23251, 46502, 69753, 93004, 139506, 186008, 209259, 279012, 372016, 418518, 558024, 744032, 837036, 999793, 1116048, 1674072, 1999586, 2232096, 2999379, 3348144, 3999172, 5998758, 6696288, 7998344, 8998137, 11997516, 15996688, 17996274, 23995032, 31993376, 35992548, 47990064, 71985096, 95980128, 143970192, 287940384]

約数ペア:

[(1, 287940384), (2, 143970192), (3, 95980128), (4, 71985096), (6, 47990064), (8, 35992548), (9, 31993376), (12, 23995032), (16, 17996274), (18, 15996688), (24, 11997516), (32, 8998137), (36, 7998344), (43, 6696288), (48, 5998758), (72, 3999172), (86, 3348144), (96, 2999379), (129, 2232096), (144, 1999586), (172, 1674072), (258, 1116048), (288, 999793), (344, 837036), (387, 744032), (516, 558024), (688, 418518), (774, 372016), (1032, 279012), (1376, 209259), (1548, 186008), (2064, 139506), (3096, 93004), (4128, 69753), (6192, 46502), (12384, 23251)]