About the Number

128281536

128281535 ← → 128281537

2進数表記:111101001010110101111000000

漢数字表記:一億二千八百二十八万千五百三十六

素因数分解:

2 6 × 3 3 × 61 1 × 1217 1

素因数の和:1299
約数の個数: 112
約数和(自身を含む): 383621280
約数和(自身を除く): 255339744

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 96, 108, 122, 144, 183, 192, 216, 244, 288, 366, 432, 488, 549, 576, 732, 864, 976, 1098, 1217, 1464, 1647, 1728, 1952, 2196, 2434, 2928, 3294, 3651, 3904, 4392, 4868, 5856, 6588, 7302, 8784, 9736, 10953, 11712, 13176, 14604, 17568, 19472, 21906, 26352, 29208, 32859, 35136, 38944, 43812, 52704, 58416, 65718, 74237, 77888, 87624, 105408, 116832, 131436, 148474, 175248, 222711, 233664, 262872, 296948, 350496, 445422, 525744, 593896, 668133, 700992, 890844, 1051488, 1187792, 1336266, 1781688, 2004399, 2102976, 2375584, 2672532, 3563376, 4008798, 4751168, 5345064, 7126752, 8017596, 10690128, 14253504, 16035192, 21380256, 32070384, 42760512, 64140768, 128281536]

約数ペア:
[(1, 128281536), (2, 64140768), (3, 42760512), (4, 32070384), (6, 21380256), (8, 16035192), (9, 14253504), (12, 10690128), (16, 8017596), (18, 7126752), (24, 5345064), (27, 4751168), (32, 4008798), (36, 3563376), (48, 2672532), (54, 2375584), (61, 2102976), (64, 2004399), (72, 1781688), (96, 1336266), (108, 1187792), (122, 1051488), (144, 890844), (183, 700992), (192, 668133), (216, 593896), (244, 525744), (288, 445422), (366, 350496), (432, 296948), (488, 262872), (549, 233664), (576, 222711), (732, 175248), (864, 148474), (976, 131436), (1098, 116832), (1217, 105408), (1464, 87624), (1647, 77888), (1728, 74237), (1952, 65718), (2196, 58416), (2434, 52704), (2928, 43812), (3294, 38944), (3651, 35136), (3904, 32859), (4392, 29208), (4868, 26352), (5856, 21906), (6588, 19472), (7302, 17568), (8784, 14604), (9736, 13176), (10953, 11712)]

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