280857600

素因数分解:

$2^{10}\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:112

約数の個数: 396

約数和(自身を含む): 1069123536

約数和(自身を除く): 788265936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 32, 36, 40, 45, 46, 48, 50, 53, 60, 64, 69, 72, 75, 80, 90, 92, 96, 100, 106, 115, 120, 128, 138, 144, 150, 159, 160, 180, 184, 192, 200, 207, 212, 225, 230, 240, 256, 265, 276, 288, 300, 318, 320, 345, 360, 368, 384, 400, 414, 424, 450, 460, 477, 480, 512, 530, 552, 575, 576, 600, 636, 640, 690, 720, 736, 768, 795, 800, 828, 848, 900, 920, 954, 960, 1024, 1035, 1060, 1104, 1150, 1152, 1200, 1219, 1272, 1280, 1325, 1380, 1440, 1472, 1536, 1590, 1600, 1656, 1696, 1725, 1800, 1840, 1908, 1920, 2070, 2120, 2208, 2300, 2304, 2385, 2400, 2438, 2544, 2560, 2650, 2760, 2880, 2944, 3072, 3180, 3200, 3312, 3392, 3450, 3600, 3657, 3680, 3816, 3840, 3975, 4140, 4240, 4416, 4600, 4608, 4770, 4800, 4876, 5088, 5120, 5175, 5300, 5520, 5760, 5888, 6095, 6360, 6400, 6624, 6784, 6900, 7200, 7314, 7360, 7632, 7680, 7950, 8280, 8480, 8832, 9200, 9216, 9540, 9600, 9752, 10176, 10350, 10600, 10971, 11040, 11520, 11776, 11925, 12190, 12720, 12800, 13248, 13568, 13800, 14400, 14628, 14720, 15264, 15360, 15900, 16560, 16960, 17664, 18285, 18400, 19080, 19200, 19504, 20352, 20700, 21200, 21942, 22080, 23040, 23552, 23850, 24380, 25440, 25600, 26496, 27136, 27600, 28800, 29256, 29440, 30475, 30528, 31800, 33120, 33920, 35328, 36570, 36800, 38160, 38400, 39008, 40704, 41400, 42400, 43884, 44160, 46080, 47700, 48760, 50880, 52992, 54272, 54855, 55200, 57600, 58512, 58880, 60950, 61056, 63600, 66240, 67840, 70656, 73140, 73600, 76320, 76800, 78016, 81408, 82800, 84800, 87768, 88320, 91425, 95400, 97520, 101760, 105984, 109710, 110400, 115200, 117024, 117760, 121900, 122112, 127200, 132480, 135680, 146280, 147200, 152640, 156032, 162816, 165600, 169600, 175536, 176640, 182850, 190800, 195040, 203520, 211968, 219420, 220800, 230400, 234048, 243800, 244224, 254400, 264960, 271360, 274275, 292560, 294400, 305280, 312064, 331200, 339200, 351072, 353280, 365700, 381600, 390080, 407040, 438840, 441600, 468096, 487600, 488448, 508800, 529920, 548550, 585120, 588800, 610560, 624128, 662400, 678400, 702144, 731400, 763200, 780160, 814080, 877680, 883200, 936192, 975200, 1017600, 1059840, 1097100, 1170240, 1221120, 1248256, 1324800, 1356800, 1404288, 1462800, 1526400, 1560320, 1755360, 1766400, 1872384, 1950400, 2035200, 2194200, 2340480, 2442240, 2649600, 2808576, 2925600, 3052800, 3120640, 3510720, 3744768, 3900800, 4070400, 4388400, 4680960, 5299200, 5617152, 5851200, 6105600, 6241280, 7021440, 7801600, 8776800, 9361920, 11234304, 11702400, 12211200, 14042880, 15603200, 17553600, 18723840, 23404800, 28085760, 31206400, 35107200, 46809600, 56171520, 70214400, 93619200, 140428800, 280857600]

約数ペア:

[(1, 280857600), (2, 140428800), (3, 93619200), (4, 70214400), (5, 56171520), (6, 46809600), (8, 35107200), (9, 31206400), (10, 28085760), (12, 23404800), (15, 18723840), (16, 17553600), (18, 15603200), (20, 14042880), (23, 12211200), (24, 11702400), (25, 11234304), (30, 9361920), (32, 8776800), (36, 7801600), (40, 7021440), (45, 6241280), (46, 6105600), (48, 5851200), (50, 5617152), (53, 5299200), (60, 4680960), (64, 4388400), (69, 4070400), (72, 3900800), (75, 3744768), (80, 3510720), (90, 3120640), (92, 3052800), (96, 2925600), (100, 2808576), (106, 2649600), (115, 2442240), (120, 2340480), (128, 2194200), (138, 2035200), (144, 1950400), (150, 1872384), (159, 1766400), (160, 1755360), (180, 1560320), (184, 1526400), (192, 1462800), (200, 1404288), (207, 1356800), (212, 1324800), (225, 1248256), (230, 1221120), (240, 1170240), (256, 1097100), (265, 1059840), (276, 1017600), (288, 975200), (300, 936192), (318, 883200), (320, 877680), (345, 814080), (360, 780160), (368, 763200), (384, 731400), (400, 702144), (414, 678400), (424, 662400), (450, 624128), (460, 610560), (477, 588800), (480, 585120), (512, 548550), (530, 529920), (552, 508800), (575, 488448), (576, 487600), (600, 468096), (636, 441600), (640, 438840), (690, 407040), (720, 390080), (736, 381600), (768, 365700), (795, 353280), (800, 351072), (828, 339200), (848, 331200), (900, 312064), (920, 305280), (954, 294400), (960, 292560), (1024, 274275), (1035, 271360), (1060, 264960), (1104, 254400), (1150, 244224), (1152, 243800), (1200, 234048), (1219, 230400), (1272, 220800), (1280, 219420), (1325, 211968), (1380, 203520), (1440, 195040), (1472, 190800), (1536, 182850), (1590, 176640), (1600, 175536), (1656, 169600), (1696, 165600), (1725, 162816), (1800, 156032), (1840, 152640), (1908, 147200), (1920, 146280), (2070, 135680), (2120, 132480), (2208, 127200), (2300, 122112), (2304, 121900), (2385, 117760), (2400, 117024), (2438, 115200), (2544, 110400), (2560, 109710), (2650, 105984), (2760, 101760), (2880, 97520), (2944, 95400), (3072, 91425), (3180, 88320), (3200, 87768), (3312, 84800), (3392, 82800), (3450, 81408), (3600, 78016), (3657, 76800), (3680, 76320), (3816, 73600), (3840, 73140), (3975, 70656), (4140, 67840), (4240, 66240), (4416, 63600), (4600, 61056), (4608, 60950), (4770, 58880), (4800, 58512), (4876, 57600), (5088, 55200), (5120, 54855), (5175, 54272), (5300, 52992), (5520, 50880), (5760, 48760), (5888, 47700), (6095, 46080), (6360, 44160), (6400, 43884), (6624, 42400), (6784, 41400), (6900, 40704), (7200, 39008), (7314, 38400), (7360, 38160), (7632, 36800), (7680, 36570), (7950, 35328), (8280, 33920), (8480, 33120), (8832, 31800), (9200, 30528), (9216, 30475), (9540, 29440), (9600, 29256), (9752, 28800), (10176, 27600), (10350, 27136), (10600, 26496), (10971, 25600), (11040, 25440), (11520, 24380), (11776, 23850), (11925, 23552), (12190, 23040), (12720, 22080), (12800, 21942), (13248, 21200), (13568, 20700), (13800, 20352), (14400, 19504), (14628, 19200), (14720, 19080), (15264, 18400), (15360, 18285), (15900, 17664), (16560, 16960)]