213709440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{15901}}^1$

素因数の和:15930

約数の個数: 128

約数和(自身を含む): 778561920

約数和(自身を除く): 564852480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 15901, 31802, 47703, 63604, 79505, 95406, 111307, 127208, 159010, 190812, 222614, 238515, 254416, 318020, 333921, 381624, 445228, 477030, 508832, 556535, 636040, 667842, 763248, 890456, 954060, 1017664, 1113070, 1272080, 1335684, 1526496, 1669605, 1780912, 1908120, 2035328, 2226140, 2544160, 2671368, 3052992, 3339210, 3561824, 3816240, 4452280, 5088320, 5342736, 6105984, 6678420, 7123648, 7632480, 8904560, 10176640, 10685472, 13356840, 14247296, 15264960, 17809120, 21370944, 26713680, 30529920, 35618240, 42741888, 53427360, 71236480, 106854720, 213709440]

約数ペア:

[(1, 213709440), (2, 106854720), (3, 71236480), (4, 53427360), (5, 42741888), (6, 35618240), (7, 30529920), (8, 26713680), (10, 21370944), (12, 17809120), (14, 15264960), (15, 14247296), (16, 13356840), (20, 10685472), (21, 10176640), (24, 8904560), (28, 7632480), (30, 7123648), (32, 6678420), (35, 6105984), (40, 5342736), (42, 5088320), (48, 4452280), (56, 3816240), (60, 3561824), (64, 3339210), (70, 3052992), (80, 2671368), (84, 2544160), (96, 2226140), (105, 2035328), (112, 1908120), (120, 1780912), (128, 1669605), (140, 1526496), (160, 1335684), (168, 1272080), (192, 1113070), (210, 1017664), (224, 954060), (240, 890456), (280, 763248), (320, 667842), (336, 636040), (384, 556535), (420, 508832), (448, 477030), (480, 445228), (560, 381624), (640, 333921), (672, 318020), (840, 254416), (896, 238515), (960, 222614), (1120, 190812), (1344, 159010), (1680, 127208), (1920, 111307), (2240, 95406), (2688, 79505), (3360, 63604), (4480, 47703), (6720, 31802), (13440, 15901)]