491280000

素因数分解:

$2^7\times 3^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 320

約数和(自身を含む): 1720699200

約数和(自身を除く): 1229419200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 32, 40, 46, 48, 50, 60, 64, 69, 75, 80, 89, 92, 96, 100, 115, 120, 125, 128, 138, 150, 160, 178, 184, 192, 200, 230, 240, 250, 267, 276, 300, 320, 345, 356, 368, 375, 384, 400, 445, 460, 480, 500, 534, 552, 575, 600, 625, 640, 690, 712, 736, 750, 800, 890, 920, 960, 1000, 1068, 1104, 1150, 1200, 1250, 1335, 1380, 1424, 1472, 1500, 1600, 1725, 1780, 1840, 1875, 1920, 2000, 2047, 2136, 2208, 2225, 2300, 2400, 2500, 2670, 2760, 2848, 2875, 2944, 3000, 3200, 3450, 3560, 3680, 3750, 4000, 4094, 4272, 4416, 4450, 4600, 4800, 5000, 5340, 5520, 5696, 5750, 6000, 6141, 6675, 6900, 7120, 7360, 7500, 8000, 8188, 8544, 8625, 8832, 8900, 9200, 9600, 10000, 10235, 10680, 11040, 11125, 11392, 11500, 12000, 12282, 13350, 13800, 14240, 14375, 14720, 15000, 16000, 16376, 17088, 17250, 17800, 18400, 20000, 20470, 21360, 22080, 22250, 23000, 24000, 24564, 26700, 27600, 28480, 28750, 30000, 30705, 32752, 33375, 34176, 34500, 35600, 36800, 40000, 40940, 42720, 43125, 44160, 44500, 46000, 48000, 49128, 51175, 53400, 55200, 55625, 56960, 57500, 60000, 61410, 65504, 66750, 69000, 71200, 73600, 80000, 81880, 85440, 86250, 89000, 92000, 98256, 102350, 106800, 110400, 111250, 115000, 120000, 122820, 131008, 133500, 138000, 142400, 153525, 163760, 166875, 170880, 172500, 178000, 184000, 196512, 204700, 213600, 220800, 222500, 230000, 240000, 245640, 255875, 262016, 267000, 276000, 284800, 307050, 327520, 333750, 345000, 356000, 368000, 393024, 409400, 427200, 445000, 460000, 491280, 511750, 534000, 552000, 614100, 655040, 667500, 690000, 712000, 767625, 786048, 818800, 854400, 890000, 920000, 982560, 1023500, 1068000, 1104000, 1228200, 1279375, 1310080, 1335000, 1380000, 1424000, 1535250, 1637600, 1780000, 1840000, 1965120, 2047000, 2136000, 2456400, 2558750, 2670000, 2760000, 3070500, 3275200, 3560000, 3838125, 3930240, 4094000, 4272000, 4912800, 5117500, 5340000, 5520000, 6141000, 6550400, 7120000, 7676250, 8188000, 9825600, 10235000, 10680000, 12282000, 15352500, 16376000, 19651200, 20470000, 21360000, 24564000, 30705000, 32752000, 40940000, 49128000, 61410000, 81880000, 98256000, 122820000, 163760000, 245640000, 491280000]

約数ペア:

[(1, 491280000), (2, 245640000), (3, 163760000), (4, 122820000), (5, 98256000), (6, 81880000), (8, 61410000), (10, 49128000), (12, 40940000), (15, 32752000), (16, 30705000), (20, 24564000), (23, 21360000), (24, 20470000), (25, 19651200), (30, 16376000), (32, 15352500), (40, 12282000), (46, 10680000), (48, 10235000), (50, 9825600), (60, 8188000), (64, 7676250), (69, 7120000), (75, 6550400), (80, 6141000), (89, 5520000), (92, 5340000), (96, 5117500), (100, 4912800), (115, 4272000), (120, 4094000), (125, 3930240), (128, 3838125), (138, 3560000), (150, 3275200), (160, 3070500), (178, 2760000), (184, 2670000), (192, 2558750), (200, 2456400), (230, 2136000), (240, 2047000), (250, 1965120), (267, 1840000), (276, 1780000), (300, 1637600), (320, 1535250), (345, 1424000), (356, 1380000), (368, 1335000), (375, 1310080), (384, 1279375), (400, 1228200), (445, 1104000), (460, 1068000), (480, 1023500), (500, 982560), (534, 920000), (552, 890000), (575, 854400), (600, 818800), (625, 786048), (640, 767625), (690, 712000), (712, 690000), (736, 667500), (750, 655040), (800, 614100), (890, 552000), (920, 534000), (960, 511750), (1000, 491280), (1068, 460000), (1104, 445000), (1150, 427200), (1200, 409400), (1250, 393024), (1335, 368000), (1380, 356000), (1424, 345000), (1472, 333750), (1500, 327520), (1600, 307050), (1725, 284800), (1780, 276000), (1840, 267000), (1875, 262016), (1920, 255875), (2000, 245640), (2047, 240000), (2136, 230000), (2208, 222500), (2225, 220800), (2300, 213600), (2400, 204700), (2500, 196512), (2670, 184000), (2760, 178000), (2848, 172500), (2875, 170880), (2944, 166875), (3000, 163760), (3200, 153525), (3450, 142400), (3560, 138000), (3680, 133500), (3750, 131008), (4000, 122820), (4094, 120000), (4272, 115000), (4416, 111250), (4450, 110400), (4600, 106800), (4800, 102350), (5000, 98256), (5340, 92000), (5520, 89000), (5696, 86250), (5750, 85440), (6000, 81880), (6141, 80000), (6675, 73600), (6900, 71200), (7120, 69000), (7360, 66750), (7500, 65504), (8000, 61410), (8188, 60000), (8544, 57500), (8625, 56960), (8832, 55625), (8900, 55200), (9200, 53400), (9600, 51175), (10000, 49128), (10235, 48000), (10680, 46000), (11040, 44500), (11125, 44160), (11392, 43125), (11500, 42720), (12000, 40940), (12282, 40000), (13350, 36800), (13800, 35600), (14240, 34500), (14375, 34176), (14720, 33375), (15000, 32752), (16000, 30705), (16376, 30000), (17088, 28750), (17250, 28480), (17800, 27600), (18400, 26700), (20000, 24564), (20470, 24000), (21360, 23000), (22080, 22250)]