861321216

素因数分解:

$2^{11}\times 3^1\times 7^2\times {\mathrm{2861}}^1$

素因数の和:2900

約数の個数: 144

約数和(自身を含む): 2672134920

約数和(自身を除く): 1810813704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 256, 294, 336, 384, 392, 448, 512, 588, 672, 768, 784, 896, 1024, 1176, 1344, 1536, 1568, 1792, 2048, 2352, 2688, 2861, 3072, 3136, 3584, 4704, 5376, 5722, 6144, 6272, 7168, 8583, 9408, 10752, 11444, 12544, 14336, 17166, 18816, 20027, 21504, 22888, 25088, 34332, 37632, 40054, 43008, 45776, 50176, 60081, 68664, 75264, 80108, 91552, 100352, 120162, 137328, 140189, 150528, 160216, 183104, 240324, 274656, 280378, 301056, 320432, 366208, 420567, 480648, 549312, 560756, 640864, 732416, 841134, 961296, 1098624, 1121512, 1281728, 1464832, 1682268, 1922592, 2197248, 2243024, 2563456, 2929664, 3364536, 3845184, 4394496, 4486048, 5126912, 5859328, 6729072, 7690368, 8788992, 8972096, 10253824, 13458144, 15380736, 17577984, 17944192, 20507648, 26916288, 30761472, 35888384, 41015296, 53832576, 61522944, 71776768, 107665152, 123045888, 143553536, 215330304, 287107072, 430660608, 861321216]

約数ペア:

[(1, 861321216), (2, 430660608), (3, 287107072), (4, 215330304), (6, 143553536), (7, 123045888), (8, 107665152), (12, 71776768), (14, 61522944), (16, 53832576), (21, 41015296), (24, 35888384), (28, 30761472), (32, 26916288), (42, 20507648), (48, 17944192), (49, 17577984), (56, 15380736), (64, 13458144), (84, 10253824), (96, 8972096), (98, 8788992), (112, 7690368), (128, 6729072), (147, 5859328), (168, 5126912), (192, 4486048), (196, 4394496), (224, 3845184), (256, 3364536), (294, 2929664), (336, 2563456), (384, 2243024), (392, 2197248), (448, 1922592), (512, 1682268), (588, 1464832), (672, 1281728), (768, 1121512), (784, 1098624), (896, 961296), (1024, 841134), (1176, 732416), (1344, 640864), (1536, 560756), (1568, 549312), (1792, 480648), (2048, 420567), (2352, 366208), (2688, 320432), (2861, 301056), (3072, 280378), (3136, 274656), (3584, 240324), (4704, 183104), (5376, 160216), (5722, 150528), (6144, 140189), (6272, 137328), (7168, 120162), (8583, 100352), (9408, 91552), (10752, 80108), (11444, 75264), (12544, 68664), (14336, 60081), (17166, 50176), (18816, 45776), (20027, 43008), (21504, 40054), (22888, 37632), (25088, 34332)]