2155165440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:423

約数の個数: 288

約数和(自身を含む): 7338777600

約数和(自身を除く): 5183612160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 109, 114, 120, 128, 152, 160, 190, 192, 218, 228, 240, 256, 271, 285, 304, 320, 327, 380, 384, 436, 456, 480, 542, 545, 570, 608, 640, 654, 760, 768, 813, 872, 912, 960, 1084, 1090, 1140, 1216, 1280, 1308, 1355, 1520, 1626, 1635, 1744, 1824, 1920, 2071, 2168, 2180, 2280, 2432, 2616, 2710, 3040, 3252, 3270, 3488, 3648, 3840, 4065, 4142, 4336, 4360, 4560, 4864, 5149, 5232, 5420, 6080, 6213, 6504, 6540, 6976, 7296, 8130, 8284, 8672, 8720, 9120, 10298, 10355, 10464, 10840, 12160, 12426, 13008, 13080, 13952, 14592, 15447, 16260, 16568, 17344, 17440, 18240, 20596, 20710, 20928, 21680, 24320, 24852, 25745, 26016, 26160, 27904, 29539, 30894, 31065, 32520, 33136, 34688, 34880, 36480, 41192, 41420, 41856, 43360, 49704, 51490, 52032, 52320, 59078, 61788, 62130, 65040, 66272, 69376, 69760, 72960, 77235, 82384, 82840, 83712, 86720, 88617, 99408, 102980, 104064, 104640, 118156, 123576, 124260, 130080, 132544, 139520, 147695, 154470, 164768, 165680, 173440, 177234, 198816, 205960, 208128, 209280, 236312, 247152, 248520, 260160, 265088, 295390, 308940, 329536, 331360, 346880, 354468, 397632, 411920, 418560, 443085, 472624, 494304, 497040, 520320, 530176, 561241, 590780, 617880, 659072, 662720, 708936, 795264, 823840, 886170, 945248, 988608, 994080, 1040640, 1122482, 1181560, 1235760, 1318144, 1325440, 1417872, 1590528, 1647680, 1683723, 1772340, 1890496, 1977216, 1988160, 2244964, 2363120, 2471520, 2650880, 2806205, 2835744, 3295360, 3367446, 3544680, 3780992, 3954432, 3976320, 4489928, 4726240, 4943040, 5612410, 5671488, 6590720, 6734892, 7089360, 7561984, 7952640, 8418615, 8979856, 9452480, 9886080, 11224820, 11342976, 13469784, 14178720, 16837230, 17959712, 18904960, 19772160, 22449640, 22685952, 26939568, 28357440, 33674460, 35919424, 37809920, 44899280, 53879136, 56714880, 67348920, 71838848, 89798560, 107758272, 113429760, 134697840, 143677696, 179597120, 215516544, 269395680, 359194240, 431033088, 538791360, 718388480, 1077582720, 2155165440]

約数ペア:

[(1, 2155165440), (2, 1077582720), (3, 718388480), (4, 538791360), (5, 431033088), (6, 359194240), (8, 269395680), (10, 215516544), (12, 179597120), (15, 143677696), (16, 134697840), (19, 113429760), (20, 107758272), (24, 89798560), (30, 71838848), (32, 67348920), (38, 56714880), (40, 53879136), (48, 44899280), (57, 37809920), (60, 35919424), (64, 33674460), (76, 28357440), (80, 26939568), (95, 22685952), (96, 22449640), (109, 19772160), (114, 18904960), (120, 17959712), (128, 16837230), (152, 14178720), (160, 13469784), (190, 11342976), (192, 11224820), (218, 9886080), (228, 9452480), (240, 8979856), (256, 8418615), (271, 7952640), (285, 7561984), (304, 7089360), (320, 6734892), (327, 6590720), (380, 5671488), (384, 5612410), (436, 4943040), (456, 4726240), (480, 4489928), (542, 3976320), (545, 3954432), (570, 3780992), (608, 3544680), (640, 3367446), (654, 3295360), (760, 2835744), (768, 2806205), (813, 2650880), (872, 2471520), (912, 2363120), (960, 2244964), (1084, 1988160), (1090, 1977216), (1140, 1890496), (1216, 1772340), (1280, 1683723), (1308, 1647680), (1355, 1590528), (1520, 1417872), (1626, 1325440), (1635, 1318144), (1744, 1235760), (1824, 1181560), (1920, 1122482), (2071, 1040640), (2168, 994080), (2180, 988608), (2280, 945248), (2432, 886170), (2616, 823840), (2710, 795264), (3040, 708936), (3252, 662720), (3270, 659072), (3488, 617880), (3648, 590780), (3840, 561241), (4065, 530176), (4142, 520320), (4336, 497040), (4360, 494304), (4560, 472624), (4864, 443085), (5149, 418560), (5232, 411920), (5420, 397632), (6080, 354468), (6213, 346880), (6504, 331360), (6540, 329536), (6976, 308940), (7296, 295390), (8130, 265088), (8284, 260160), (8672, 248520), (8720, 247152), (9120, 236312), (10298, 209280), (10355, 208128), (10464, 205960), (10840, 198816), (12160, 177234), (12426, 173440), (13008, 165680), (13080, 164768), (13952, 154470), (14592, 147695), (15447, 139520), (16260, 132544), (16568, 130080), (17344, 124260), (17440, 123576), (18240, 118156), (20596, 104640), (20710, 104064), (20928, 102980), (21680, 99408), (24320, 88617), (24852, 86720), (25745, 83712), (26016, 82840), (26160, 82384), (27904, 77235), (29539, 72960), (30894, 69760), (31065, 69376), (32520, 66272), (33136, 65040), (34688, 62130), (34880, 61788), (36480, 59078), (41192, 52320), (41420, 52032), (41856, 51490), (43360, 49704)]