397795968

素因数分解:

$2^7\times 3^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 256

約数和(自身を含む): 1253376000

約数和(自身を除く): 855580032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 47, 48, 54, 62, 64, 72, 79, 93, 94, 96, 108, 124, 128, 141, 144, 158, 186, 188, 192, 216, 237, 248, 279, 282, 288, 316, 372, 376, 384, 423, 432, 474, 496, 558, 564, 576, 632, 711, 744, 752, 837, 846, 864, 948, 992, 1116, 1128, 1152, 1264, 1269, 1422, 1457, 1488, 1504, 1674, 1692, 1728, 1896, 1984, 2133, 2232, 2256, 2449, 2528, 2538, 2844, 2914, 2976, 3008, 3348, 3384, 3456, 3713, 3792, 3968, 4266, 4371, 4464, 4512, 4898, 5056, 5076, 5688, 5828, 5952, 6016, 6696, 6768, 7347, 7426, 7584, 8532, 8742, 8928, 9024, 9796, 10112, 10152, 11139, 11376, 11656, 11904, 13113, 13392, 13536, 14694, 14852, 15168, 17064, 17484, 17856, 18048, 19592, 20304, 22041, 22278, 22752, 23312, 26226, 26784, 27072, 29388, 29704, 30336, 33417, 34128, 34968, 35712, 39184, 39339, 40608, 44082, 44556, 45504, 46624, 52452, 53568, 54144, 58776, 59408, 66123, 66834, 68256, 69936, 78368, 78678, 81216, 88164, 89112, 91008, 93248, 100251, 104904, 107136, 115103, 117552, 118816, 132246, 133668, 136512, 139872, 156736, 157356, 162432, 176328, 178224, 186496, 200502, 209808, 230206, 235104, 237632, 264492, 267336, 273024, 279744, 313472, 314712, 345309, 352656, 356448, 401004, 419616, 460412, 470208, 475264, 528984, 534672, 559488, 629424, 690618, 705312, 712896, 802008, 839232, 920824, 940416, 1035927, 1057968, 1069344, 1258848, 1381236, 1410624, 1425792, 1604016, 1678464, 1841648, 2071854, 2115936, 2138688, 2517696, 2762472, 2821248, 3107781, 3208032, 3683296, 4143708, 4231872, 4277376, 5035392, 5524944, 6215562, 6416064, 7366592, 8287416, 8463744, 11049888, 12431124, 12832128, 14733184, 16574832, 22099776, 24862248, 33149664, 44199552, 49724496, 66299328, 99448992, 132598656, 198897984, 397795968]

約数ペア:

[(1, 397795968), (2, 198897984), (3, 132598656), (4, 99448992), (6, 66299328), (8, 49724496), (9, 44199552), (12, 33149664), (16, 24862248), (18, 22099776), (24, 16574832), (27, 14733184), (31, 12832128), (32, 12431124), (36, 11049888), (47, 8463744), (48, 8287416), (54, 7366592), (62, 6416064), (64, 6215562), (72, 5524944), (79, 5035392), (93, 4277376), (94, 4231872), (96, 4143708), (108, 3683296), (124, 3208032), (128, 3107781), (141, 2821248), (144, 2762472), (158, 2517696), (186, 2138688), (188, 2115936), (192, 2071854), (216, 1841648), (237, 1678464), (248, 1604016), (279, 1425792), (282, 1410624), (288, 1381236), (316, 1258848), (372, 1069344), (376, 1057968), (384, 1035927), (423, 940416), (432, 920824), (474, 839232), (496, 802008), (558, 712896), (564, 705312), (576, 690618), (632, 629424), (711, 559488), (744, 534672), (752, 528984), (837, 475264), (846, 470208), (864, 460412), (948, 419616), (992, 401004), (1116, 356448), (1128, 352656), (1152, 345309), (1264, 314712), (1269, 313472), (1422, 279744), (1457, 273024), (1488, 267336), (1504, 264492), (1674, 237632), (1692, 235104), (1728, 230206), (1896, 209808), (1984, 200502), (2133, 186496), (2232, 178224), (2256, 176328), (2449, 162432), (2528, 157356), (2538, 156736), (2844, 139872), (2914, 136512), (2976, 133668), (3008, 132246), (3348, 118816), (3384, 117552), (3456, 115103), (3713, 107136), (3792, 104904), (3968, 100251), (4266, 93248), (4371, 91008), (4464, 89112), (4512, 88164), (4898, 81216), (5056, 78678), (5076, 78368), (5688, 69936), (5828, 68256), (5952, 66834), (6016, 66123), (6696, 59408), (6768, 58776), (7347, 54144), (7426, 53568), (7584, 52452), (8532, 46624), (8742, 45504), (8928, 44556), (9024, 44082), (9796, 40608), (10112, 39339), (10152, 39184), (11139, 35712), (11376, 34968), (11656, 34128), (11904, 33417), (13113, 30336), (13392, 29704), (13536, 29388), (14694, 27072), (14852, 26784), (15168, 26226), (17064, 23312), (17484, 22752), (17856, 22278), (18048, 22041), (19592, 20304)]