72240000

素因数分解:

$2^7\times 3^1\times 5^4\times 7^1\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 320

約数和(自身を含む): 280410240

約数和(自身を除く): 208170240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 43, 48, 50, 56, 60, 64, 70, 75, 80, 84, 86, 96, 100, 105, 112, 120, 125, 128, 129, 140, 150, 160, 168, 172, 175, 192, 200, 210, 215, 224, 240, 250, 258, 280, 300, 301, 320, 336, 344, 350, 375, 384, 400, 420, 430, 448, 480, 500, 516, 525, 560, 600, 602, 625, 640, 645, 672, 688, 700, 750, 800, 840, 860, 875, 896, 903, 960, 1000, 1032, 1050, 1075, 1120, 1200, 1204, 1250, 1290, 1344, 1376, 1400, 1500, 1505, 1600, 1680, 1720, 1750, 1806, 1875, 1920, 2000, 2064, 2100, 2150, 2240, 2400, 2408, 2500, 2580, 2625, 2688, 2752, 2800, 3000, 3010, 3200, 3225, 3360, 3440, 3500, 3612, 3750, 4000, 4128, 4200, 4300, 4375, 4480, 4515, 4800, 4816, 5000, 5160, 5250, 5375, 5504, 5600, 6000, 6020, 6450, 6720, 6880, 7000, 7224, 7500, 7525, 8000, 8256, 8400, 8600, 8750, 9030, 9600, 9632, 10000, 10320, 10500, 10750, 11200, 12000, 12040, 12900, 13125, 13440, 13760, 14000, 14448, 15000, 15050, 16000, 16125, 16512, 16800, 17200, 17500, 18060, 19264, 20000, 20640, 21000, 21500, 22400, 22575, 24000, 24080, 25800, 26250, 26875, 27520, 28000, 28896, 30000, 30100, 32250, 33600, 34400, 35000, 36120, 37625, 38528, 40000, 41280, 42000, 43000, 45150, 48000, 48160, 51600, 52500, 53750, 56000, 57792, 60000, 60200, 64500, 67200, 68800, 70000, 72240, 75250, 80000, 80625, 82560, 84000, 86000, 90300, 96320, 103200, 105000, 107500, 112000, 112875, 115584, 120000, 120400, 129000, 137600, 140000, 144480, 150500, 161250, 168000, 172000, 180600, 188125, 192640, 206400, 210000, 215000, 225750, 240000, 240800, 258000, 280000, 288960, 301000, 322500, 336000, 344000, 361200, 376250, 412800, 420000, 430000, 451500, 481600, 516000, 560000, 564375, 577920, 602000, 645000, 688000, 722400, 752500, 840000, 860000, 903000, 963200, 1032000, 1128750, 1204000, 1290000, 1444800, 1505000, 1680000, 1720000, 1806000, 2064000, 2257500, 2408000, 2580000, 2889600, 3010000, 3440000, 3612000, 4515000, 4816000, 5160000, 6020000, 7224000, 9030000, 10320000, 12040000, 14448000, 18060000, 24080000, 36120000, 72240000]

約数ペア:

[(1, 72240000), (2, 36120000), (3, 24080000), (4, 18060000), (5, 14448000), (6, 12040000), (7, 10320000), (8, 9030000), (10, 7224000), (12, 6020000), (14, 5160000), (15, 4816000), (16, 4515000), (20, 3612000), (21, 3440000), (24, 3010000), (25, 2889600), (28, 2580000), (30, 2408000), (32, 2257500), (35, 2064000), (40, 1806000), (42, 1720000), (43, 1680000), (48, 1505000), (50, 1444800), (56, 1290000), (60, 1204000), (64, 1128750), (70, 1032000), (75, 963200), (80, 903000), (84, 860000), (86, 840000), (96, 752500), (100, 722400), (105, 688000), (112, 645000), (120, 602000), (125, 577920), (128, 564375), (129, 560000), (140, 516000), (150, 481600), (160, 451500), (168, 430000), (172, 420000), (175, 412800), (192, 376250), (200, 361200), (210, 344000), (215, 336000), (224, 322500), (240, 301000), (250, 288960), (258, 280000), (280, 258000), (300, 240800), (301, 240000), (320, 225750), (336, 215000), (344, 210000), (350, 206400), (375, 192640), (384, 188125), (400, 180600), (420, 172000), (430, 168000), (448, 161250), (480, 150500), (500, 144480), (516, 140000), (525, 137600), (560, 129000), (600, 120400), (602, 120000), (625, 115584), (640, 112875), (645, 112000), (672, 107500), (688, 105000), (700, 103200), (750, 96320), (800, 90300), (840, 86000), (860, 84000), (875, 82560), (896, 80625), (903, 80000), (960, 75250), (1000, 72240), (1032, 70000), (1050, 68800), (1075, 67200), (1120, 64500), (1200, 60200), (1204, 60000), (1250, 57792), (1290, 56000), (1344, 53750), (1376, 52500), (1400, 51600), (1500, 48160), (1505, 48000), (1600, 45150), (1680, 43000), (1720, 42000), (1750, 41280), (1806, 40000), (1875, 38528), (1920, 37625), (2000, 36120), (2064, 35000), (2100, 34400), (2150, 33600), (2240, 32250), (2400, 30100), (2408, 30000), (2500, 28896), (2580, 28000), (2625, 27520), (2688, 26875), (2752, 26250), (2800, 25800), (3000, 24080), (3010, 24000), (3200, 22575), (3225, 22400), (3360, 21500), (3440, 21000), (3500, 20640), (3612, 20000), (3750, 19264), (4000, 18060), (4128, 17500), (4200, 17200), (4300, 16800), (4375, 16512), (4480, 16125), (4515, 16000), (4800, 15050), (4816, 15000), (5000, 14448), (5160, 14000), (5250, 13760), (5375, 13440), (5504, 13125), (5600, 12900), (6000, 12040), (6020, 12000), (6450, 11200), (6720, 10750), (6880, 10500), (7000, 10320), (7224, 10000), (7500, 9632), (7525, 9600), (8000, 9030), (8256, 8750), (8400, 8600)]