278655258

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{29}}^2$

素因数の和:114

約数の個数: 120

約数和(自身を含む): 702625248

約数和(自身を除く): 423969990

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 29, 42, 46, 49, 58, 69, 87, 98, 138, 147, 161, 174, 203, 294, 322, 343, 406, 483, 609, 667, 686, 841, 966, 1029, 1127, 1218, 1334, 1421, 1682, 2001, 2058, 2254, 2401, 2523, 2842, 3381, 4002, 4263, 4669, 4802, 5046, 5887, 6762, 7203, 7889, 8526, 9338, 9947, 11774, 14007, 14406, 15778, 17661, 19343, 19894, 23667, 28014, 29841, 32683, 35322, 38686, 41209, 47334, 55223, 58029, 59682, 65366, 69629, 82418, 98049, 110446, 116058, 123627, 135401, 139258, 165669, 196098, 208887, 228781, 247254, 270802, 288463, 331338, 406203, 417774, 457562, 576926, 686343, 812406, 865389, 947807, 1372686, 1601467, 1730778, 1895614, 2019241, 2843421, 3202934, 4038482, 4804401, 5686842, 6057723, 6634649, 9608802, 12115446, 13269298, 19903947, 39807894, 46442543, 92885086, 139327629, 278655258]

約数ペア:

[(1, 278655258), (2, 139327629), (3, 92885086), (6, 46442543), (7, 39807894), (14, 19903947), (21, 13269298), (23, 12115446), (29, 9608802), (42, 6634649), (46, 6057723), (49, 5686842), (58, 4804401), (69, 4038482), (87, 3202934), (98, 2843421), (138, 2019241), (147, 1895614), (161, 1730778), (174, 1601467), (203, 1372686), (294, 947807), (322, 865389), (343, 812406), (406, 686343), (483, 576926), (609, 457562), (667, 417774), (686, 406203), (841, 331338), (966, 288463), (1029, 270802), (1127, 247254), (1218, 228781), (1334, 208887), (1421, 196098), (1682, 165669), (2001, 139258), (2058, 135401), (2254, 123627), (2401, 116058), (2523, 110446), (2842, 98049), (3381, 82418), (4002, 69629), (4263, 65366), (4669, 59682), (4802, 58029), (5046, 55223), (5887, 47334), (6762, 41209), (7203, 38686), (7889, 35322), (8526, 32683), (9338, 29841), (9947, 28014), (11774, 23667), (14007, 19894), (14406, 19343), (15778, 17661)]