319926880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:158

約数の個数: 288

約数和(自身を含む): 982152864

約数和(自身を除く): 662225984

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 43, 49, 52, 56, 65, 70, 73, 80, 86, 91, 98, 104, 112, 130, 140, 146, 160, 172, 182, 196, 208, 215, 224, 245, 260, 280, 292, 301, 344, 364, 365, 392, 416, 430, 455, 490, 511, 520, 559, 560, 584, 602, 637, 688, 728, 730, 784, 860, 910, 949, 980, 1022, 1040, 1118, 1120, 1168, 1204, 1274, 1376, 1456, 1460, 1505, 1568, 1720, 1820, 1898, 1960, 2044, 2080, 2107, 2236, 2336, 2408, 2548, 2555, 2795, 2912, 2920, 3010, 3139, 3185, 3440, 3577, 3640, 3796, 3913, 3920, 4088, 4214, 4472, 4745, 4816, 5096, 5110, 5590, 5840, 6020, 6278, 6370, 6643, 6880, 7154, 7280, 7592, 7826, 7840, 8176, 8428, 8944, 9490, 9632, 10192, 10220, 10535, 11180, 11680, 12040, 12556, 12740, 13286, 14308, 14560, 15184, 15652, 15695, 16352, 16856, 17885, 17888, 18980, 19565, 20384, 20440, 21070, 21973, 22360, 24080, 25112, 25480, 26572, 27391, 28616, 30368, 31304, 31390, 33215, 33712, 35770, 37960, 39130, 40807, 40880, 42140, 43946, 44720, 46501, 48160, 50224, 50960, 53144, 54782, 57232, 62608, 62780, 66430, 67424, 71540, 75920, 78260, 81614, 81760, 84280, 87892, 89440, 93002, 100448, 101920, 106288, 109564, 109865, 114464, 125216, 125560, 132860, 136955, 143080, 151840, 153811, 156520, 163228, 168560, 175784, 186004, 204035, 212576, 219128, 219730, 232505, 251120, 265720, 273910, 285649, 286160, 307622, 313040, 326456, 337120, 351568, 372008, 408070, 438256, 439460, 465010, 502240, 531440, 547820, 571298, 572320, 615244, 626080, 652912, 703136, 744016, 769055, 816140, 876512, 878920, 930020, 1062880, 1095640, 1142596, 1230488, 1305824, 1428245, 1488032, 1538110, 1632280, 1757840, 1860040, 1999543, 2191280, 2285192, 2460976, 2856490, 3076220, 3264560, 3515680, 3720080, 3999086, 4382560, 4570384, 4921952, 5712980, 6152440, 6529120, 7440160, 7998172, 9140768, 9997715, 11425960, 12304880, 15996344, 19995430, 22851920, 24609760, 31992688, 39990860, 45703840, 63985376, 79981720, 159963440, 319926880]

約数ペア:

[(1, 319926880), (2, 159963440), (4, 79981720), (5, 63985376), (7, 45703840), (8, 39990860), (10, 31992688), (13, 24609760), (14, 22851920), (16, 19995430), (20, 15996344), (26, 12304880), (28, 11425960), (32, 9997715), (35, 9140768), (40, 7998172), (43, 7440160), (49, 6529120), (52, 6152440), (56, 5712980), (65, 4921952), (70, 4570384), (73, 4382560), (80, 3999086), (86, 3720080), (91, 3515680), (98, 3264560), (104, 3076220), (112, 2856490), (130, 2460976), (140, 2285192), (146, 2191280), (160, 1999543), (172, 1860040), (182, 1757840), (196, 1632280), (208, 1538110), (215, 1488032), (224, 1428245), (245, 1305824), (260, 1230488), (280, 1142596), (292, 1095640), (301, 1062880), (344, 930020), (364, 878920), (365, 876512), (392, 816140), (416, 769055), (430, 744016), (455, 703136), (490, 652912), (511, 626080), (520, 615244), (559, 572320), (560, 571298), (584, 547820), (602, 531440), (637, 502240), (688, 465010), (728, 439460), (730, 438256), (784, 408070), (860, 372008), (910, 351568), (949, 337120), (980, 326456), (1022, 313040), (1040, 307622), (1118, 286160), (1120, 285649), (1168, 273910), (1204, 265720), (1274, 251120), (1376, 232505), (1456, 219730), (1460, 219128), (1505, 212576), (1568, 204035), (1720, 186004), (1820, 175784), (1898, 168560), (1960, 163228), (2044, 156520), (2080, 153811), (2107, 151840), (2236, 143080), (2336, 136955), (2408, 132860), (2548, 125560), (2555, 125216), (2795, 114464), (2912, 109865), (2920, 109564), (3010, 106288), (3139, 101920), (3185, 100448), (3440, 93002), (3577, 89440), (3640, 87892), (3796, 84280), (3913, 81760), (3920, 81614), (4088, 78260), (4214, 75920), (4472, 71540), (4745, 67424), (4816, 66430), (5096, 62780), (5110, 62608), (5590, 57232), (5840, 54782), (6020, 53144), (6278, 50960), (6370, 50224), (6643, 48160), (6880, 46501), (7154, 44720), (7280, 43946), (7592, 42140), (7826, 40880), (7840, 40807), (8176, 39130), (8428, 37960), (8944, 35770), (9490, 33712), (9632, 33215), (10192, 31390), (10220, 31304), (10535, 30368), (11180, 28616), (11680, 27391), (12040, 26572), (12556, 25480), (12740, 25112), (13286, 24080), (14308, 22360), (14560, 21973), (15184, 21070), (15652, 20440), (15695, 20384), (16352, 19565), (16856, 18980), (17885, 17888)]