257242752

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:315

約数の個数: 192

約数和(自身を含む): 810318600

約数和(自身を除く): 553075848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 89, 96, 104, 117, 128, 144, 156, 178, 192, 193, 208, 234, 267, 288, 312, 356, 384, 386, 416, 468, 534, 576, 579, 624, 712, 772, 801, 832, 936, 1068, 1152, 1157, 1158, 1248, 1424, 1544, 1602, 1664, 1737, 1872, 2136, 2314, 2316, 2496, 2509, 2848, 3088, 3204, 3471, 3474, 3744, 4272, 4628, 4632, 4992, 5018, 5696, 6176, 6408, 6942, 6948, 7488, 7527, 8544, 9256, 9264, 10036, 10413, 11392, 12352, 12816, 13884, 13896, 14976, 15054, 17088, 17177, 18512, 18528, 20072, 20826, 22581, 24704, 25632, 27768, 27792, 30108, 34176, 34354, 37024, 37056, 40144, 41652, 45162, 51264, 51531, 55536, 55584, 60216, 68708, 74048, 74112, 80288, 83304, 90324, 102528, 103062, 111072, 111168, 120432, 137416, 148096, 154593, 160576, 166608, 180648, 206124, 222144, 222336, 223301, 240864, 274832, 309186, 321152, 333216, 361296, 412248, 444288, 446602, 481728, 549664, 618372, 666432, 669903, 722592, 824496, 893204, 963456, 1099328, 1236744, 1332864, 1339806, 1445184, 1648992, 1786408, 2009709, 2198656, 2473488, 2679612, 2890368, 3297984, 3572816, 4019418, 4946976, 5359224, 6595968, 7145632, 8038836, 9893952, 10718448, 14291264, 16077672, 19787904, 21436896, 28582528, 32155344, 42873792, 64310688, 85747584, 128621376, 257242752]

約数ペア:

[(1, 257242752), (2, 128621376), (3, 85747584), (4, 64310688), (6, 42873792), (8, 32155344), (9, 28582528), (12, 21436896), (13, 19787904), (16, 16077672), (18, 14291264), (24, 10718448), (26, 9893952), (32, 8038836), (36, 7145632), (39, 6595968), (48, 5359224), (52, 4946976), (64, 4019418), (72, 3572816), (78, 3297984), (89, 2890368), (96, 2679612), (104, 2473488), (117, 2198656), (128, 2009709), (144, 1786408), (156, 1648992), (178, 1445184), (192, 1339806), (193, 1332864), (208, 1236744), (234, 1099328), (267, 963456), (288, 893204), (312, 824496), (356, 722592), (384, 669903), (386, 666432), (416, 618372), (468, 549664), (534, 481728), (576, 446602), (579, 444288), (624, 412248), (712, 361296), (772, 333216), (801, 321152), (832, 309186), (936, 274832), (1068, 240864), (1152, 223301), (1157, 222336), (1158, 222144), (1248, 206124), (1424, 180648), (1544, 166608), (1602, 160576), (1664, 154593), (1737, 148096), (1872, 137416), (2136, 120432), (2314, 111168), (2316, 111072), (2496, 103062), (2509, 102528), (2848, 90324), (3088, 83304), (3204, 80288), (3471, 74112), (3474, 74048), (3744, 68708), (4272, 60216), (4628, 55584), (4632, 55536), (4992, 51531), (5018, 51264), (5696, 45162), (6176, 41652), (6408, 40144), (6942, 37056), (6948, 37024), (7488, 34354), (7527, 34176), (8544, 30108), (9256, 27792), (9264, 27768), (10036, 25632), (10413, 24704), (11392, 22581), (12352, 20826), (12816, 20072), (13884, 18528), (13896, 18512), (14976, 17177), (15054, 17088)]