128027200

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 252

約数和(自身を含む): 387778752

約数和(自身を除く): 259751552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 49, 50, 56, 64, 70, 71, 80, 92, 98, 100, 112, 115, 140, 142, 160, 161, 175, 184, 196, 200, 224, 230, 245, 280, 284, 320, 322, 350, 355, 368, 392, 400, 448, 460, 490, 497, 560, 568, 575, 644, 700, 710, 736, 784, 800, 805, 920, 980, 994, 1120, 1127, 1136, 1150, 1225, 1288, 1400, 1420, 1472, 1568, 1600, 1610, 1633, 1775, 1840, 1960, 1988, 2240, 2254, 2272, 2300, 2450, 2485, 2576, 2800, 2840, 3136, 3220, 3266, 3479, 3550, 3680, 3920, 3976, 4025, 4508, 4544, 4600, 4900, 4970, 5152, 5600, 5635, 5680, 6440, 6532, 6958, 7100, 7360, 7840, 7952, 8050, 8165, 9016, 9200, 9800, 9940, 10304, 11200, 11270, 11360, 11431, 12425, 12880, 13064, 13916, 14200, 15680, 15904, 16100, 16330, 17395, 18032, 18400, 19600, 19880, 22540, 22720, 22862, 24850, 25760, 26128, 27832, 28175, 28400, 31808, 32200, 32660, 34790, 36064, 36800, 39200, 39760, 40825, 45080, 45724, 49700, 51520, 52256, 55664, 56350, 56800, 57155, 64400, 65320, 69580, 72128, 78400, 79520, 80017, 81650, 86975, 90160, 91448, 99400, 104512, 111328, 112700, 113600, 114310, 128800, 130640, 139160, 159040, 160034, 163300, 173950, 180320, 182896, 198800, 222656, 225400, 228620, 257600, 261280, 278320, 285775, 320068, 326600, 347900, 360640, 365792, 397600, 400085, 450800, 457240, 522560, 556640, 571550, 640136, 653200, 695800, 731584, 795200, 800170, 901600, 914480, 1113280, 1143100, 1280272, 1306400, 1391600, 1600340, 1803200, 1828960, 2000425, 2286200, 2560544, 2612800, 2783200, 3200680, 3657920, 4000850, 4572400, 5121088, 5566400, 6401360, 8001700, 9144800, 12802720, 16003400, 18289600, 25605440, 32006800, 64013600, 128027200]

約数ペア:

[(1, 128027200), (2, 64013600), (4, 32006800), (5, 25605440), (7, 18289600), (8, 16003400), (10, 12802720), (14, 9144800), (16, 8001700), (20, 6401360), (23, 5566400), (25, 5121088), (28, 4572400), (32, 4000850), (35, 3657920), (40, 3200680), (46, 2783200), (49, 2612800), (50, 2560544), (56, 2286200), (64, 2000425), (70, 1828960), (71, 1803200), (80, 1600340), (92, 1391600), (98, 1306400), (100, 1280272), (112, 1143100), (115, 1113280), (140, 914480), (142, 901600), (160, 800170), (161, 795200), (175, 731584), (184, 695800), (196, 653200), (200, 640136), (224, 571550), (230, 556640), (245, 522560), (280, 457240), (284, 450800), (320, 400085), (322, 397600), (350, 365792), (355, 360640), (368, 347900), (392, 326600), (400, 320068), (448, 285775), (460, 278320), (490, 261280), (497, 257600), (560, 228620), (568, 225400), (575, 222656), (644, 198800), (700, 182896), (710, 180320), (736, 173950), (784, 163300), (800, 160034), (805, 159040), (920, 139160), (980, 130640), (994, 128800), (1120, 114310), (1127, 113600), (1136, 112700), (1150, 111328), (1225, 104512), (1288, 99400), (1400, 91448), (1420, 90160), (1472, 86975), (1568, 81650), (1600, 80017), (1610, 79520), (1633, 78400), (1775, 72128), (1840, 69580), (1960, 65320), (1988, 64400), (2240, 57155), (2254, 56800), (2272, 56350), (2300, 55664), (2450, 52256), (2485, 51520), (2576, 49700), (2800, 45724), (2840, 45080), (3136, 40825), (3220, 39760), (3266, 39200), (3479, 36800), (3550, 36064), (3680, 34790), (3920, 32660), (3976, 32200), (4025, 31808), (4508, 28400), (4544, 28175), (4600, 27832), (4900, 26128), (4970, 25760), (5152, 24850), (5600, 22862), (5635, 22720), (5680, 22540), (6440, 19880), (6532, 19600), (6958, 18400), (7100, 18032), (7360, 17395), (7840, 16330), (7952, 16100), (8050, 15904), (8165, 15680), (9016, 14200), (9200, 13916), (9800, 13064), (9940, 12880), (10304, 12425), (11200, 11431), (11270, 11360)]