399899136

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2861}}^1$

素因数の和:2902

約数の個数: 160

約数和(自身を含む): 1311666048

約数和(自身を除く): 911766912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 78, 84, 91, 96, 104, 112, 128, 156, 168, 182, 192, 208, 224, 256, 273, 312, 336, 364, 384, 416, 448, 512, 546, 624, 672, 728, 768, 832, 896, 1092, 1248, 1344, 1456, 1536, 1664, 1792, 2184, 2496, 2688, 2861, 2912, 3328, 3584, 4368, 4992, 5376, 5722, 5824, 6656, 8583, 8736, 9984, 10752, 11444, 11648, 17166, 17472, 19968, 20027, 22888, 23296, 34332, 34944, 37193, 40054, 45776, 46592, 60081, 68664, 69888, 74386, 80108, 91552, 111579, 120162, 137328, 139776, 148772, 160216, 183104, 223158, 240324, 260351, 274656, 297544, 320432, 366208, 446316, 480648, 520702, 549312, 595088, 640864, 732416, 781053, 892632, 961296, 1041404, 1098624, 1190176, 1281728, 1464832, 1562106, 1785264, 1922592, 2082808, 2197248, 2380352, 2563456, 3124212, 3570528, 3845184, 4165616, 4394496, 4760704, 5126912, 6248424, 7141056, 7690368, 8331232, 9521408, 10253824, 12496848, 14282112, 15380736, 16662464, 19042816, 24993696, 28564224, 30761472, 33324928, 49987392, 57128448, 66649856, 99974784, 133299712, 199949568, 399899136]

約数ペア:

[(1, 399899136), (2, 199949568), (3, 133299712), (4, 99974784), (6, 66649856), (7, 57128448), (8, 49987392), (12, 33324928), (13, 30761472), (14, 28564224), (16, 24993696), (21, 19042816), (24, 16662464), (26, 15380736), (28, 14282112), (32, 12496848), (39, 10253824), (42, 9521408), (48, 8331232), (52, 7690368), (56, 7141056), (64, 6248424), (78, 5126912), (84, 4760704), (91, 4394496), (96, 4165616), (104, 3845184), (112, 3570528), (128, 3124212), (156, 2563456), (168, 2380352), (182, 2197248), (192, 2082808), (208, 1922592), (224, 1785264), (256, 1562106), (273, 1464832), (312, 1281728), (336, 1190176), (364, 1098624), (384, 1041404), (416, 961296), (448, 892632), (512, 781053), (546, 732416), (624, 640864), (672, 595088), (728, 549312), (768, 520702), (832, 480648), (896, 446316), (1092, 366208), (1248, 320432), (1344, 297544), (1456, 274656), (1536, 260351), (1664, 240324), (1792, 223158), (2184, 183104), (2496, 160216), (2688, 148772), (2861, 139776), (2912, 137328), (3328, 120162), (3584, 111579), (4368, 91552), (4992, 80108), (5376, 74386), (5722, 69888), (5824, 68664), (6656, 60081), (8583, 46592), (8736, 45776), (9984, 40054), (10752, 37193), (11444, 34944), (11648, 34332), (17166, 23296), (17472, 22888), (19968, 20027)]