257561304

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:262

約数の個数: 256

約数和(自身を含む): 882524160

約数和(自身を除く): 624962856

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 21, 22, 24, 26, 28, 33, 39, 42, 44, 52, 56, 66, 71, 77, 78, 84, 88, 91, 104, 132, 142, 143, 151, 154, 156, 168, 182, 213, 231, 264, 273, 284, 286, 302, 308, 312, 364, 426, 429, 453, 462, 497, 546, 568, 572, 604, 616, 728, 781, 852, 858, 906, 923, 924, 994, 1001, 1057, 1092, 1144, 1208, 1491, 1562, 1661, 1704, 1716, 1812, 1846, 1848, 1963, 1988, 2002, 2114, 2184, 2343, 2769, 2982, 3003, 3124, 3171, 3322, 3432, 3624, 3692, 3926, 3976, 4004, 4228, 4686, 4983, 5467, 5538, 5889, 5964, 6006, 6248, 6342, 6461, 6644, 7384, 7852, 8008, 8456, 9372, 9966, 10153, 10721, 10934, 11076, 11627, 11778, 11928, 12012, 12684, 12922, 13288, 13741, 15704, 16401, 18744, 19383, 19932, 20306, 21442, 21593, 21868, 22152, 23254, 23556, 24024, 25368, 25844, 27482, 30459, 32163, 32802, 34881, 38766, 39864, 40612, 41223, 42884, 43186, 43736, 46508, 47112, 51688, 54964, 60918, 64326, 64779, 65604, 69762, 71071, 75047, 77532, 81224, 82446, 85768, 86372, 93016, 109928, 117931, 121836, 128652, 129558, 131208, 139373, 139524, 142142, 150094, 151151, 155064, 164892, 172744, 213213, 225141, 235862, 243672, 257304, 259116, 278746, 279048, 284284, 300188, 302302, 329784, 353793, 418119, 426426, 450282, 453453, 471724, 518232, 557492, 568568, 600376, 604604, 707586, 825517, 836238, 852852, 900564, 906906, 943448, 975611, 1114984, 1209208, 1415172, 1533103, 1651034, 1672476, 1705704, 1801128, 1813812, 1951222, 2476551, 2830344, 2926833, 3066206, 3302068, 3344952, 3627624, 3902444, 4599309, 4953102, 5853666, 6132412, 6604136, 7804888, 9198618, 9906204, 10731721, 11707332, 12264824, 18397236, 19812408, 21463442, 23414664, 32195163, 36794472, 42926884, 64390326, 85853768, 128780652, 257561304]

約数ペア:

[(1, 257561304), (2, 128780652), (3, 85853768), (4, 64390326), (6, 42926884), (7, 36794472), (8, 32195163), (11, 23414664), (12, 21463442), (13, 19812408), (14, 18397236), (21, 12264824), (22, 11707332), (24, 10731721), (26, 9906204), (28, 9198618), (33, 7804888), (39, 6604136), (42, 6132412), (44, 5853666), (52, 4953102), (56, 4599309), (66, 3902444), (71, 3627624), (77, 3344952), (78, 3302068), (84, 3066206), (88, 2926833), (91, 2830344), (104, 2476551), (132, 1951222), (142, 1813812), (143, 1801128), (151, 1705704), (154, 1672476), (156, 1651034), (168, 1533103), (182, 1415172), (213, 1209208), (231, 1114984), (264, 975611), (273, 943448), (284, 906906), (286, 900564), (302, 852852), (308, 836238), (312, 825517), (364, 707586), (426, 604604), (429, 600376), (453, 568568), (462, 557492), (497, 518232), (546, 471724), (568, 453453), (572, 450282), (604, 426426), (616, 418119), (728, 353793), (781, 329784), (852, 302302), (858, 300188), (906, 284284), (923, 279048), (924, 278746), (994, 259116), (1001, 257304), (1057, 243672), (1092, 235862), (1144, 225141), (1208, 213213), (1491, 172744), (1562, 164892), (1661, 155064), (1704, 151151), (1716, 150094), (1812, 142142), (1846, 139524), (1848, 139373), (1963, 131208), (1988, 129558), (2002, 128652), (2114, 121836), (2184, 117931), (2343, 109928), (2769, 93016), (2982, 86372), (3003, 85768), (3124, 82446), (3171, 81224), (3322, 77532), (3432, 75047), (3624, 71071), (3692, 69762), (3926, 65604), (3976, 64779), (4004, 64326), (4228, 60918), (4686, 54964), (4983, 51688), (5467, 47112), (5538, 46508), (5889, 43736), (5964, 43186), (6006, 42884), (6248, 41223), (6342, 40612), (6461, 39864), (6644, 38766), (7384, 34881), (7852, 32802), (8008, 32163), (8456, 30459), (9372, 27482), (9966, 25844), (10153, 25368), (10721, 24024), (10934, 23556), (11076, 23254), (11627, 22152), (11778, 21868), (11928, 21593), (12012, 21442), (12684, 20306), (12922, 19932), (13288, 19383), (13741, 18744), (15704, 16401)]