71920800

素因数分解:

$2^5\times 3^2\times 5^2\times 7^1\times {\mathrm{1427}}^1$

素因数の和:1460

約数の個数: 216

約数和(自身を含む): 290043936

約数和(自身を除く): 218123136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 126, 140, 144, 150, 160, 168, 175, 180, 200, 210, 224, 225, 240, 252, 280, 288, 300, 315, 336, 350, 360, 400, 420, 450, 480, 504, 525, 560, 600, 630, 672, 700, 720, 800, 840, 900, 1008, 1050, 1120, 1200, 1260, 1400, 1427, 1440, 1575, 1680, 1800, 2016, 2100, 2400, 2520, 2800, 2854, 3150, 3360, 3600, 4200, 4281, 5040, 5600, 5708, 6300, 7135, 7200, 8400, 8562, 9989, 10080, 11416, 12600, 12843, 14270, 16800, 17124, 19978, 21405, 22832, 25200, 25686, 28540, 29967, 34248, 35675, 39956, 42810, 45664, 49945, 50400, 51372, 57080, 59934, 64215, 68496, 71350, 79912, 85620, 89901, 99890, 102744, 107025, 114160, 119868, 128430, 136992, 142700, 149835, 159824, 171240, 179802, 199780, 205488, 214050, 228320, 239736, 249725, 256860, 285400, 299670, 319648, 321075, 342480, 359604, 399560, 410976, 428100, 449505, 479472, 499450, 513720, 570800, 599340, 642150, 684960, 719208, 749175, 799120, 856200, 899010, 958944, 998900, 1027440, 1141600, 1198680, 1284300, 1438416, 1498350, 1598240, 1712400, 1798020, 1997800, 2054880, 2247525, 2397360, 2568600, 2876832, 2996700, 3424800, 3596040, 3995600, 4495050, 4794720, 5137200, 5993400, 7192080, 7991200, 8990100, 10274400, 11986800, 14384160, 17980200, 23973600, 35960400, 71920800]

約数ペア:

[(1, 71920800), (2, 35960400), (3, 23973600), (4, 17980200), (5, 14384160), (6, 11986800), (7, 10274400), (8, 8990100), (9, 7991200), (10, 7192080), (12, 5993400), (14, 5137200), (15, 4794720), (16, 4495050), (18, 3995600), (20, 3596040), (21, 3424800), (24, 2996700), (25, 2876832), (28, 2568600), (30, 2397360), (32, 2247525), (35, 2054880), (36, 1997800), (40, 1798020), (42, 1712400), (45, 1598240), (48, 1498350), (50, 1438416), (56, 1284300), (60, 1198680), (63, 1141600), (70, 1027440), (72, 998900), (75, 958944), (80, 899010), (84, 856200), (90, 799120), (96, 749175), (100, 719208), (105, 684960), (112, 642150), (120, 599340), (126, 570800), (140, 513720), (144, 499450), (150, 479472), (160, 449505), (168, 428100), (175, 410976), (180, 399560), (200, 359604), (210, 342480), (224, 321075), (225, 319648), (240, 299670), (252, 285400), (280, 256860), (288, 249725), (300, 239736), (315, 228320), (336, 214050), (350, 205488), (360, 199780), (400, 179802), (420, 171240), (450, 159824), (480, 149835), (504, 142700), (525, 136992), (560, 128430), (600, 119868), (630, 114160), (672, 107025), (700, 102744), (720, 99890), (800, 89901), (840, 85620), (900, 79912), (1008, 71350), (1050, 68496), (1120, 64215), (1200, 59934), (1260, 57080), (1400, 51372), (1427, 50400), (1440, 49945), (1575, 45664), (1680, 42810), (1800, 39956), (2016, 35675), (2100, 34248), (2400, 29967), (2520, 28540), (2800, 25686), (2854, 25200), (3150, 22832), (3360, 21405), (3600, 19978), (4200, 17124), (4281, 16800), (5040, 14270), (5600, 12843), (5708, 12600), (6300, 11416), (7135, 10080), (7200, 9989), (8400, 8562)]