1581449856

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{15901}}^1$

素因数の和:15962

約数の個数: 128

約数和(自身を含む): 4930892160

約数和(自身を除く): 3349442304

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 56, 64, 74, 84, 96, 111, 112, 128, 148, 168, 192, 222, 224, 259, 296, 336, 384, 444, 448, 518, 592, 672, 777, 888, 896, 1036, 1184, 1344, 1554, 1776, 2072, 2368, 2688, 3108, 3552, 4144, 4736, 6216, 7104, 8288, 12432, 14208, 15901, 16576, 24864, 31802, 33152, 47703, 49728, 63604, 95406, 99456, 111307, 127208, 190812, 222614, 254416, 333921, 381624, 445228, 508832, 588337, 667842, 763248, 890456, 1017664, 1176674, 1335684, 1526496, 1765011, 1780912, 2035328, 2353348, 2671368, 3052992, 3530022, 3561824, 4118359, 4706696, 5342736, 6105984, 7060044, 7123648, 8236718, 9413392, 10685472, 12355077, 14120088, 14247296, 16473436, 18826784, 21370944, 24710154, 28240176, 32946872, 37653568, 42741888, 49420308, 56480352, 65893744, 75307136, 98840616, 112960704, 131787488, 197681232, 225921408, 263574976, 395362464, 527149952, 790724928, 1581449856]

約数ペア:

[(1, 1581449856), (2, 790724928), (3, 527149952), (4, 395362464), (6, 263574976), (7, 225921408), (8, 197681232), (12, 131787488), (14, 112960704), (16, 98840616), (21, 75307136), (24, 65893744), (28, 56480352), (32, 49420308), (37, 42741888), (42, 37653568), (48, 32946872), (56, 28240176), (64, 24710154), (74, 21370944), (84, 18826784), (96, 16473436), (111, 14247296), (112, 14120088), (128, 12355077), (148, 10685472), (168, 9413392), (192, 8236718), (222, 7123648), (224, 7060044), (259, 6105984), (296, 5342736), (336, 4706696), (384, 4118359), (444, 3561824), (448, 3530022), (518, 3052992), (592, 2671368), (672, 2353348), (777, 2035328), (888, 1780912), (896, 1765011), (1036, 1526496), (1184, 1335684), (1344, 1176674), (1554, 1017664), (1776, 890456), (2072, 763248), (2368, 667842), (2688, 588337), (3108, 508832), (3552, 445228), (4144, 381624), (4736, 333921), (6216, 254416), (7104, 222614), (8288, 190812), (12432, 127208), (14208, 111307), (15901, 99456), (16576, 95406), (24864, 63604), (31802, 49728), (33152, 47703)]