4720800

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{281}}^1$

素因数の和:311

約数の個数: 144

約数和(自身を含む): 17623872

約数和(自身を除く): 12903072

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, 48, 50, 56, 60, 70, 75, 80, 84, 96, 100, 105, 112, 120, 140, 150, 160, 168, 175, 200, 210, 224, 240, 280, 281, 300, 336, 350, 400, 420, 480, 525, 560, 562, 600, 672, 700, 800, 840, 843, 1050, 1120, 1124, 1200, 1400, 1405, 1680, 1686, 1967, 2100, 2248, 2400, 2800, 2810, 3360, 3372, 3934, 4200, 4215, 4496, 5600, 5620, 5901, 6744, 7025, 7868, 8400, 8430, 8992, 9835, 11240, 11802, 13488, 14050, 15736, 16800, 16860, 19670, 21075, 22480, 23604, 26976, 28100, 29505, 31472, 33720, 39340, 42150, 44960, 47208, 49175, 56200, 59010, 62944, 67440, 78680, 84300, 94416, 98350, 112400, 118020, 134880, 147525, 157360, 168600, 188832, 196700, 224800, 236040, 295050, 314720, 337200, 393400, 472080, 590100, 674400, 786800, 944160, 1180200, 1573600, 2360400, 4720800]

約数ペア:

[(1, 4720800), (2, 2360400), (3, 1573600), (4, 1180200), (5, 944160), (6, 786800), (7, 674400), (8, 590100), (10, 472080), (12, 393400), (14, 337200), (15, 314720), (16, 295050), (20, 236040), (21, 224800), (24, 196700), (25, 188832), (28, 168600), (30, 157360), (32, 147525), (35, 134880), (40, 118020), (42, 112400), (48, 98350), (50, 94416), (56, 84300), (60, 78680), (70, 67440), (75, 62944), (80, 59010), (84, 56200), (96, 49175), (100, 47208), (105, 44960), (112, 42150), (120, 39340), (140, 33720), (150, 31472), (160, 29505), (168, 28100), (175, 26976), (200, 23604), (210, 22480), (224, 21075), (240, 19670), (280, 16860), (281, 16800), (300, 15736), (336, 14050), (350, 13488), (400, 11802), (420, 11240), (480, 9835), (525, 8992), (560, 8430), (562, 8400), (600, 7868), (672, 7025), (700, 6744), (800, 5901), (840, 5620), (843, 5600), (1050, 4496), (1120, 4215), (1124, 4200), (1200, 3934), (1400, 3372), (1405, 3360), (1680, 2810), (1686, 2800), (1967, 2400), (2100, 2248)]