215451328

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{991}}^1$

素因数の和:1125

約数の個数: 56

約数和(自身を含む): 443463680

約数和(自身を除く): 228012352

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 79, 86, 158, 172, 316, 344, 632, 688, 991, 1264, 1376, 1982, 2528, 2752, 3397, 3964, 5056, 6794, 7928, 13588, 15856, 27176, 31712, 42613, 54352, 63424, 78289, 85226, 108704, 156578, 170452, 217408, 313156, 340904, 626312, 681808, 1252624, 1363616, 2505248, 2727232, 3366427, 5010496, 6732854, 13465708, 26931416, 53862832, 107725664, 215451328]

約数ペア:

[(1, 215451328), (2, 107725664), (4, 53862832), (8, 26931416), (16, 13465708), (32, 6732854), (43, 5010496), (64, 3366427), (79, 2727232), (86, 2505248), (158, 1363616), (172, 1252624), (316, 681808), (344, 626312), (632, 340904), (688, 313156), (991, 217408), (1264, 170452), (1376, 156578), (1982, 108704), (2528, 85226), (2752, 78289), (3397, 63424), (3964, 54352), (5056, 42613), (6794, 31712), (7928, 27176), (13588, 15856)]