About the Number

42728256

42728255 ← → 42728257

2進数表記:10100010111111101101000000

漢数字表記:四千二百七十二万八千二百五十六

素因数分解:

2 6 × 3 3 × 79 1 × 313 1

素因数の和:413
約数の個数: 112
約数和(自身を含む): 127609600
約数和(自身を除く): 84881344

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 79, 96, 108, 144, 158, 192, 216, 237, 288, 313, 316, 432, 474, 576, 626, 632, 711, 864, 939, 948, 1252, 1264, 1422, 1728, 1878, 1896, 2133, 2504, 2528, 2817, 2844, 3756, 3792, 4266, 5008, 5056, 5634, 5688, 7512, 7584, 8451, 8532, 10016, 11268, 11376, 15024, 15168, 16902, 17064, 20032, 22536, 22752, 24727, 30048, 33804, 34128, 45072, 45504, 49454, 60096, 67608, 68256, 74181, 90144, 98908, 135216, 136512, 148362, 180288, 197816, 222543, 270432, 296724, 395632, 445086, 540864, 593448, 667629, 791264, 890172, 1186896, 1335258, 1582528, 1780344, 2373792, 2670516, 3560688, 4747584, 5341032, 7121376, 10682064, 14242752, 21364128, 42728256]

約数ペア:
[(1, 42728256), (2, 21364128), (3, 14242752), (4, 10682064), (6, 7121376), (8, 5341032), (9, 4747584), (12, 3560688), (16, 2670516), (18, 2373792), (24, 1780344), (27, 1582528), (32, 1335258), (36, 1186896), (48, 890172), (54, 791264), (64, 667629), (72, 593448), (79, 540864), (96, 445086), (108, 395632), (144, 296724), (158, 270432), (192, 222543), (216, 197816), (237, 180288), (288, 148362), (313, 136512), (316, 135216), (432, 98908), (474, 90144), (576, 74181), (626, 68256), (632, 67608), (711, 60096), (864, 49454), (939, 45504), (948, 45072), (1252, 34128), (1264, 33804), (1422, 30048), (1728, 24727), (1878, 22752), (1896, 22536), (2133, 20032), (2504, 17064), (2528, 16902), (2817, 15168), (2844, 15024), (3756, 11376), (3792, 11268), (4266, 10016), (5008, 8532), (5056, 8451), (5634, 7584), (5688, 7512)]

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