220294144

素因数分解:

$2^{10}\times 7^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:521

約数の個数: 88

約数和(自身を含む): 511389728

約数和(自身を除く): 291095584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 128, 146, 224, 256, 292, 421, 448, 511, 512, 584, 842, 896, 1022, 1024, 1168, 1684, 1792, 2044, 2336, 2947, 3368, 3584, 4088, 4672, 5894, 6736, 7168, 8176, 9344, 11788, 13472, 16352, 18688, 23576, 26944, 30733, 32704, 37376, 47152, 53888, 61466, 65408, 74752, 94304, 107776, 122932, 130816, 188608, 215131, 215552, 245864, 261632, 377216, 430262, 431104, 491728, 523264, 754432, 860524, 983456, 1508864, 1721048, 1966912, 3017728, 3442096, 3933824, 6884192, 7867648, 13768384, 15735296, 27536768, 31470592, 55073536, 110147072, 220294144]

約数ペア:

[(1, 220294144), (2, 110147072), (4, 55073536), (7, 31470592), (8, 27536768), (14, 15735296), (16, 13768384), (28, 7867648), (32, 6884192), (56, 3933824), (64, 3442096), (73, 3017728), (112, 1966912), (128, 1721048), (146, 1508864), (224, 983456), (256, 860524), (292, 754432), (421, 523264), (448, 491728), (511, 431104), (512, 430262), (584, 377216), (842, 261632), (896, 245864), (1022, 215552), (1024, 215131), (1168, 188608), (1684, 130816), (1792, 122932), (2044, 107776), (2336, 94304), (2947, 74752), (3368, 65408), (3584, 61466), (4088, 53888), (4672, 47152), (5894, 37376), (6736, 32704), (7168, 30733), (8176, 26944), (9344, 23576), (11788, 18688), (13472, 16352)]