388555488

素因数分解:

$2^5\times 3^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:302

約数の個数: 192

約数和(自身を含む): 1190246400

約数和(自身を除く): 801690912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 89, 93, 96, 108, 124, 144, 163, 178, 186, 216, 248, 267, 279, 288, 326, 356, 372, 432, 489, 496, 534, 558, 652, 712, 744, 801, 837, 864, 978, 992, 1068, 1116, 1304, 1424, 1467, 1488, 1602, 1674, 1956, 2136, 2232, 2403, 2608, 2759, 2848, 2934, 2976, 3204, 3348, 3912, 4272, 4401, 4464, 4806, 5053, 5216, 5518, 5868, 6408, 6696, 7824, 8277, 8544, 8802, 8928, 9612, 10106, 11036, 11736, 12816, 13392, 14507, 15159, 15648, 16554, 17604, 19224, 20212, 22072, 23472, 24831, 25632, 26784, 29014, 30318, 33108, 35208, 38448, 40424, 43521, 44144, 45477, 46944, 49662, 58028, 60636, 66216, 70416, 74493, 76896, 80848, 87042, 88288, 90954, 99324, 116056, 121272, 130563, 132432, 136431, 140832, 148986, 161696, 174084, 181908, 198648, 232112, 242544, 261126, 264864, 272862, 297972, 348168, 363816, 391689, 397296, 449717, 464224, 485088, 522252, 545724, 595944, 696336, 727632, 783378, 794592, 899434, 1044504, 1091448, 1191888, 1349151, 1392672, 1455264, 1566756, 1798868, 2089008, 2182896, 2383776, 2698302, 3133512, 3597736, 4047453, 4178016, 4365792, 5396604, 6267024, 7195472, 8094906, 10793208, 12142359, 12534048, 14390944, 16189812, 21586416, 24284718, 32379624, 43172832, 48569436, 64759248, 97138872, 129518496, 194277744, 388555488]

約数ペア:

[(1, 388555488), (2, 194277744), (3, 129518496), (4, 97138872), (6, 64759248), (8, 48569436), (9, 43172832), (12, 32379624), (16, 24284718), (18, 21586416), (24, 16189812), (27, 14390944), (31, 12534048), (32, 12142359), (36, 10793208), (48, 8094906), (54, 7195472), (62, 6267024), (72, 5396604), (89, 4365792), (93, 4178016), (96, 4047453), (108, 3597736), (124, 3133512), (144, 2698302), (163, 2383776), (178, 2182896), (186, 2089008), (216, 1798868), (248, 1566756), (267, 1455264), (279, 1392672), (288, 1349151), (326, 1191888), (356, 1091448), (372, 1044504), (432, 899434), (489, 794592), (496, 783378), (534, 727632), (558, 696336), (652, 595944), (712, 545724), (744, 522252), (801, 485088), (837, 464224), (864, 449717), (978, 397296), (992, 391689), (1068, 363816), (1116, 348168), (1304, 297972), (1424, 272862), (1467, 264864), (1488, 261126), (1602, 242544), (1674, 232112), (1956, 198648), (2136, 181908), (2232, 174084), (2403, 161696), (2608, 148986), (2759, 140832), (2848, 136431), (2934, 132432), (2976, 130563), (3204, 121272), (3348, 116056), (3912, 99324), (4272, 90954), (4401, 88288), (4464, 87042), (4806, 80848), (5053, 76896), (5216, 74493), (5518, 70416), (5868, 66216), (6408, 60636), (6696, 58028), (7824, 49662), (8277, 46944), (8544, 45477), (8802, 44144), (8928, 43521), (9612, 40424), (10106, 38448), (11036, 35208), (11736, 33108), (12816, 30318), (13392, 29014), (14507, 26784), (15159, 25632), (15648, 24831), (16554, 23472), (17604, 22072), (19224, 20212)]