28799680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 224

約数和(自身を含む): 90123264

約数和(自身を除く): 61323584

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 32, 35, 40, 43, 46, 52, 56, 64, 65, 70, 80, 86, 91, 92, 104, 112, 115, 130, 140, 160, 161, 172, 182, 184, 208, 215, 224, 230, 260, 280, 299, 301, 320, 322, 344, 364, 368, 416, 430, 448, 455, 460, 520, 559, 560, 598, 602, 644, 688, 728, 736, 805, 832, 860, 910, 920, 989, 1040, 1118, 1120, 1196, 1204, 1288, 1376, 1456, 1472, 1495, 1505, 1610, 1720, 1820, 1840, 1978, 2080, 2093, 2236, 2240, 2392, 2408, 2576, 2752, 2795, 2912, 2990, 3010, 3220, 3440, 3640, 3680, 3913, 3956, 4160, 4186, 4472, 4784, 4816, 4945, 5152, 5590, 5824, 5980, 6020, 6440, 6880, 6923, 7280, 7360, 7826, 7912, 8372, 8944, 9568, 9632, 9890, 10304, 10465, 11180, 11960, 12040, 12857, 12880, 13760, 13846, 14560, 15652, 15824, 16744, 17888, 19136, 19264, 19565, 19780, 20930, 22360, 23920, 24080, 25714, 25760, 27692, 29120, 31304, 31648, 33488, 34615, 35776, 39130, 39560, 41860, 44720, 47840, 48160, 51428, 51520, 55384, 62608, 63296, 64285, 66976, 69230, 78260, 79120, 83720, 89440, 89999, 95680, 96320, 102856, 110768, 125216, 128570, 133952, 138460, 156520, 158240, 167440, 178880, 179998, 205712, 221536, 250432, 257140, 276920, 313040, 316480, 334880, 359996, 411424, 443072, 449995, 514280, 553840, 626080, 669760, 719992, 822848, 899990, 1028560, 1107680, 1252160, 1439984, 1799980, 2057120, 2215360, 2879968, 3599960, 4114240, 5759936, 7199920, 14399840, 28799680]

約数ペア:

[(1, 28799680), (2, 14399840), (4, 7199920), (5, 5759936), (7, 4114240), (8, 3599960), (10, 2879968), (13, 2215360), (14, 2057120), (16, 1799980), (20, 1439984), (23, 1252160), (26, 1107680), (28, 1028560), (32, 899990), (35, 822848), (40, 719992), (43, 669760), (46, 626080), (52, 553840), (56, 514280), (64, 449995), (65, 443072), (70, 411424), (80, 359996), (86, 334880), (91, 316480), (92, 313040), (104, 276920), (112, 257140), (115, 250432), (130, 221536), (140, 205712), (160, 179998), (161, 178880), (172, 167440), (182, 158240), (184, 156520), (208, 138460), (215, 133952), (224, 128570), (230, 125216), (260, 110768), (280, 102856), (299, 96320), (301, 95680), (320, 89999), (322, 89440), (344, 83720), (364, 79120), (368, 78260), (416, 69230), (430, 66976), (448, 64285), (455, 63296), (460, 62608), (520, 55384), (559, 51520), (560, 51428), (598, 48160), (602, 47840), (644, 44720), (688, 41860), (728, 39560), (736, 39130), (805, 35776), (832, 34615), (860, 33488), (910, 31648), (920, 31304), (989, 29120), (1040, 27692), (1118, 25760), (1120, 25714), (1196, 24080), (1204, 23920), (1288, 22360), (1376, 20930), (1456, 19780), (1472, 19565), (1495, 19264), (1505, 19136), (1610, 17888), (1720, 16744), (1820, 15824), (1840, 15652), (1978, 14560), (2080, 13846), (2093, 13760), (2236, 12880), (2240, 12857), (2392, 12040), (2408, 11960), (2576, 11180), (2752, 10465), (2795, 10304), (2912, 9890), (2990, 9632), (3010, 9568), (3220, 8944), (3440, 8372), (3640, 7912), (3680, 7826), (3913, 7360), (3956, 7280), (4160, 6923), (4186, 6880), (4472, 6440), (4784, 6020), (4816, 5980), (4945, 5824), (5152, 5590)]