380947840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 256

約数和(自身を含む): 1162506240

約数和(自身を除く): 781558400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 80, 91, 104, 112, 124, 128, 130, 140, 155, 160, 182, 208, 211, 217, 224, 248, 260, 280, 310, 320, 364, 403, 416, 422, 434, 448, 455, 496, 520, 560, 620, 640, 728, 806, 832, 844, 868, 896, 910, 992, 1040, 1055, 1085, 1120, 1240, 1456, 1477, 1612, 1664, 1688, 1736, 1820, 1984, 2015, 2080, 2110, 2170, 2240, 2480, 2743, 2821, 2912, 2954, 3224, 3376, 3472, 3640, 3968, 4030, 4160, 4220, 4340, 4480, 4960, 5486, 5642, 5824, 5908, 6448, 6541, 6752, 6944, 7280, 7385, 8060, 8320, 8440, 8680, 9920, 10972, 11284, 11648, 11816, 12896, 13082, 13504, 13715, 13888, 14105, 14560, 14770, 16120, 16880, 17360, 19201, 19840, 21944, 22568, 23632, 25792, 26164, 27008, 27430, 27776, 28210, 29120, 29540, 32240, 32705, 33760, 34720, 38402, 43888, 45136, 45787, 47264, 51584, 52328, 54860, 56420, 58240, 59080, 64480, 65410, 67520, 69440, 76804, 85033, 87776, 90272, 91574, 94528, 96005, 104656, 109720, 112840, 118160, 128960, 130820, 135040, 138880, 153608, 170066, 175552, 180544, 183148, 189056, 192010, 209312, 219440, 225680, 228935, 236320, 257920, 261640, 307216, 340132, 351104, 361088, 366296, 384020, 418624, 425165, 438880, 451360, 457870, 472640, 523280, 595231, 614432, 680264, 732592, 768040, 837248, 850330, 877760, 902720, 915740, 945280, 1046560, 1190462, 1228864, 1360528, 1465184, 1536080, 1700660, 1755520, 1805440, 1831480, 2093120, 2380924, 2457728, 2721056, 2930368, 2976155, 3072160, 3401320, 3662960, 4186240, 4761848, 5442112, 5860736, 5952310, 6144320, 6802640, 7325920, 9523696, 10884224, 11904620, 12288640, 13605280, 14651840, 19047392, 23809240, 27210560, 29303680, 38094784, 47618480, 54421120, 76189568, 95236960, 190473920, 380947840]

約数ペア:

[(1, 380947840), (2, 190473920), (4, 95236960), (5, 76189568), (7, 54421120), (8, 47618480), (10, 38094784), (13, 29303680), (14, 27210560), (16, 23809240), (20, 19047392), (26, 14651840), (28, 13605280), (31, 12288640), (32, 11904620), (35, 10884224), (40, 9523696), (52, 7325920), (56, 6802640), (62, 6144320), (64, 5952310), (65, 5860736), (70, 5442112), (80, 4761848), (91, 4186240), (104, 3662960), (112, 3401320), (124, 3072160), (128, 2976155), (130, 2930368), (140, 2721056), (155, 2457728), (160, 2380924), (182, 2093120), (208, 1831480), (211, 1805440), (217, 1755520), (224, 1700660), (248, 1536080), (260, 1465184), (280, 1360528), (310, 1228864), (320, 1190462), (364, 1046560), (403, 945280), (416, 915740), (422, 902720), (434, 877760), (448, 850330), (455, 837248), (496, 768040), (520, 732592), (560, 680264), (620, 614432), (640, 595231), (728, 523280), (806, 472640), (832, 457870), (844, 451360), (868, 438880), (896, 425165), (910, 418624), (992, 384020), (1040, 366296), (1055, 361088), (1085, 351104), (1120, 340132), (1240, 307216), (1456, 261640), (1477, 257920), (1612, 236320), (1664, 228935), (1688, 225680), (1736, 219440), (1820, 209312), (1984, 192010), (2015, 189056), (2080, 183148), (2110, 180544), (2170, 175552), (2240, 170066), (2480, 153608), (2743, 138880), (2821, 135040), (2912, 130820), (2954, 128960), (3224, 118160), (3376, 112840), (3472, 109720), (3640, 104656), (3968, 96005), (4030, 94528), (4160, 91574), (4220, 90272), (4340, 87776), (4480, 85033), (4960, 76804), (5486, 69440), (5642, 67520), (5824, 65410), (5908, 64480), (6448, 59080), (6541, 58240), (6752, 56420), (6944, 54860), (7280, 52328), (7385, 51584), (8060, 47264), (8320, 45787), (8440, 45136), (8680, 43888), (9920, 38402), (10972, 34720), (11284, 33760), (11648, 32705), (11816, 32240), (12896, 29540), (13082, 29120), (13504, 28210), (13715, 27776), (13888, 27430), (14105, 27008), (14560, 26164), (14770, 25792), (16120, 23632), (16880, 22568), (17360, 21944), (19201, 19840)]