256754472

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{15527}}^1$

素因数の和:15602

約数の個数: 64

約数和(自身を含む): 704350080

約数和(自身を除く): 447595608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 53, 78, 104, 106, 156, 159, 212, 312, 318, 424, 636, 689, 1272, 1378, 2067, 2756, 4134, 5512, 8268, 15527, 16536, 31054, 46581, 62108, 93162, 124216, 186324, 201851, 372648, 403702, 605553, 807404, 822931, 1211106, 1614808, 1645862, 2422212, 2468793, 3291724, 4844424, 4937586, 6583448, 9875172, 10698103, 19750344, 21396206, 32094309, 42792412, 64188618, 85584824, 128377236, 256754472]

約数ペア:

[(1, 256754472), (2, 128377236), (3, 85584824), (4, 64188618), (6, 42792412), (8, 32094309), (12, 21396206), (13, 19750344), (24, 10698103), (26, 9875172), (39, 6583448), (52, 4937586), (53, 4844424), (78, 3291724), (104, 2468793), (106, 2422212), (156, 1645862), (159, 1614808), (212, 1211106), (312, 822931), (318, 807404), (424, 605553), (636, 403702), (689, 372648), (1272, 201851), (1378, 186324), (2067, 124216), (2756, 93162), (4134, 62108), (5512, 46581), (8268, 31054), (15527, 16536)]