256043424

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 288

約数和(自身を含む): 868734720

約数和(自身を除く): 612691296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 49, 52, 53, 56, 78, 79, 84, 91, 96, 98, 104, 106, 112, 147, 156, 158, 159, 168, 182, 196, 208, 212, 224, 237, 273, 294, 312, 316, 318, 336, 364, 371, 392, 416, 424, 474, 546, 553, 588, 624, 632, 636, 637, 672, 689, 728, 742, 784, 848, 948, 1027, 1092, 1106, 1113, 1176, 1248, 1264, 1272, 1274, 1378, 1456, 1484, 1568, 1659, 1696, 1896, 1911, 2054, 2067, 2184, 2212, 2226, 2352, 2528, 2544, 2548, 2597, 2756, 2912, 2968, 3081, 3318, 3792, 3822, 3871, 4108, 4134, 4187, 4368, 4424, 4452, 4704, 4823, 5088, 5096, 5194, 5512, 5936, 6162, 6636, 7189, 7584, 7644, 7742, 7791, 8216, 8268, 8374, 8736, 8848, 8904, 9646, 10192, 10388, 11024, 11613, 11872, 12324, 12561, 13272, 14378, 14469, 15288, 15484, 15582, 16432, 16536, 16748, 17696, 17808, 19292, 20384, 20776, 21567, 22048, 23226, 24648, 25122, 26544, 28756, 28938, 29309, 30576, 30968, 31164, 32864, 33072, 33496, 33761, 35616, 38584, 41552, 43134, 46452, 49296, 50244, 50323, 53088, 54431, 57512, 57876, 58618, 61152, 61936, 62328, 66144, 66992, 67522, 77168, 83104, 86268, 87927, 92904, 98592, 100488, 100646, 101283, 108862, 115024, 115752, 117236, 123872, 124656, 133984, 135044, 150969, 154336, 163293, 172536, 175854, 185808, 200976, 201292, 202566, 205163, 217724, 230048, 231504, 234472, 249312, 270088, 301938, 326586, 345072, 351708, 371616, 381017, 401952, 402584, 405132, 410326, 435448, 463008, 468944, 540176, 603876, 615489, 653172, 690144, 703416, 762034, 805168, 810264, 820652, 870896, 937888, 1080352, 1143051, 1207752, 1230978, 1306344, 1406832, 1524068, 1610336, 1620528, 1641304, 1741792, 2286102, 2415504, 2461956, 2612688, 2667119, 2813664, 3048136, 3241056, 3282608, 4572204, 4831008, 4923912, 5225376, 5334238, 6096272, 6565216, 8001357, 9144408, 9847824, 10668476, 12192544, 16002714, 18288816, 19695648, 21336952, 32005428, 36577632, 42673904, 64010856, 85347808, 128021712, 256043424]

約数ペア:

[(1, 256043424), (2, 128021712), (3, 85347808), (4, 64010856), (6, 42673904), (7, 36577632), (8, 32005428), (12, 21336952), (13, 19695648), (14, 18288816), (16, 16002714), (21, 12192544), (24, 10668476), (26, 9847824), (28, 9144408), (32, 8001357), (39, 6565216), (42, 6096272), (48, 5334238), (49, 5225376), (52, 4923912), (53, 4831008), (56, 4572204), (78, 3282608), (79, 3241056), (84, 3048136), (91, 2813664), (96, 2667119), (98, 2612688), (104, 2461956), (106, 2415504), (112, 2286102), (147, 1741792), (156, 1641304), (158, 1620528), (159, 1610336), (168, 1524068), (182, 1406832), (196, 1306344), (208, 1230978), (212, 1207752), (224, 1143051), (237, 1080352), (273, 937888), (294, 870896), (312, 820652), (316, 810264), (318, 805168), (336, 762034), (364, 703416), (371, 690144), (392, 653172), (416, 615489), (424, 603876), (474, 540176), (546, 468944), (553, 463008), (588, 435448), (624, 410326), (632, 405132), (636, 402584), (637, 401952), (672, 381017), (689, 371616), (728, 351708), (742, 345072), (784, 326586), (848, 301938), (948, 270088), (1027, 249312), (1092, 234472), (1106, 231504), (1113, 230048), (1176, 217724), (1248, 205163), (1264, 202566), (1272, 201292), (1274, 200976), (1378, 185808), (1456, 175854), (1484, 172536), (1568, 163293), (1659, 154336), (1696, 150969), (1896, 135044), (1911, 133984), (2054, 124656), (2067, 123872), (2184, 117236), (2212, 115752), (2226, 115024), (2352, 108862), (2528, 101283), (2544, 100646), (2548, 100488), (2597, 98592), (2756, 92904), (2912, 87927), (2968, 86268), (3081, 83104), (3318, 77168), (3792, 67522), (3822, 66992), (3871, 66144), (4108, 62328), (4134, 61936), (4187, 61152), (4368, 58618), (4424, 57876), (4452, 57512), (4704, 54431), (4823, 53088), (5088, 50323), (5096, 50244), (5194, 49296), (5512, 46452), (5936, 43134), (6162, 41552), (6636, 38584), (7189, 35616), (7584, 33761), (7644, 33496), (7742, 33072), (7791, 32864), (8216, 31164), (8268, 30968), (8374, 30576), (8736, 29309), (8848, 28938), (8904, 28756), (9646, 26544), (10192, 25122), (10388, 24648), (11024, 23226), (11613, 22048), (11872, 21567), (12324, 20776), (12561, 20384), (13272, 19292), (14378, 17808), (14469, 17696), (15288, 16748), (15484, 16536), (15582, 16432)]