318611456

素因数分解:

$2^{13}\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 112

約数和(自身を含む): 707745600

約数和(自身を除く): 389134144

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 89, 92, 128, 152, 178, 184, 256, 304, 356, 368, 437, 512, 608, 712, 736, 874, 1024, 1216, 1424, 1472, 1691, 1748, 2047, 2048, 2432, 2848, 2944, 3382, 3496, 4094, 4096, 4864, 5696, 5888, 6764, 6992, 8188, 8192, 9728, 11392, 11776, 13528, 13984, 16376, 19456, 22784, 23552, 27056, 27968, 32752, 38893, 38912, 45568, 47104, 54112, 55936, 65504, 77786, 77824, 91136, 94208, 108224, 111872, 131008, 155572, 155648, 182272, 188416, 216448, 223744, 262016, 311144, 364544, 432896, 447488, 524032, 622288, 729088, 865792, 894976, 1048064, 1244576, 1731584, 1789952, 2096128, 2489152, 3463168, 3579904, 4192256, 4978304, 6926336, 8384512, 9956608, 13852672, 16769024, 19913216, 39826432, 79652864, 159305728, 318611456]

約数ペア:

[(1, 318611456), (2, 159305728), (4, 79652864), (8, 39826432), (16, 19913216), (19, 16769024), (23, 13852672), (32, 9956608), (38, 8384512), (46, 6926336), (64, 4978304), (76, 4192256), (89, 3579904), (92, 3463168), (128, 2489152), (152, 2096128), (178, 1789952), (184, 1731584), (256, 1244576), (304, 1048064), (356, 894976), (368, 865792), (437, 729088), (512, 622288), (608, 524032), (712, 447488), (736, 432896), (874, 364544), (1024, 311144), (1216, 262016), (1424, 223744), (1472, 216448), (1691, 188416), (1748, 182272), (2047, 155648), (2048, 155572), (2432, 131008), (2848, 111872), (2944, 108224), (3382, 94208), (3496, 91136), (4094, 77824), (4096, 77786), (4864, 65504), (5696, 55936), (5888, 54112), (6764, 47104), (6992, 45568), (8188, 38912), (8192, 38893), (9728, 32752), (11392, 27968), (11776, 27056), (13528, 23552), (13984, 22784), (16376, 19456)]