About the Number

309143072

309143071 ← → 309143073

2進数表記:10010011011010010011000100000

漢数字表記:三億九百十四万三千七十二

素因数分解:

2 5 × 7 1 × 19 2 × 3823 1

素因数の和:3878
約数の個数: 72
約数和(自身を含む): 734299776
約数和(自身を除く): 425156704

約数列:
[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 361, 532, 608, 722, 1064, 1444, 2128, 2527, 2888, 3823, 4256, 5054, 5776, 7646, 10108, 11552, 15292, 20216, 26761, 30584, 40432, 53522, 61168, 72637, 80864, 107044, 122336, 145274, 214088, 290548, 428176, 508459, 581096, 856352, 1016918, 1162192, 1380103, 2033836, 2324384, 2760206, 4067672, 5520412, 8135344, 9660721, 11040824, 16270688, 19321442, 22081648, 38642884, 44163296, 77285768, 154571536, 309143072]

約数ペア:
[(1, 309143072), (2, 154571536), (4, 77285768), (7, 44163296), (8, 38642884), (14, 22081648), (16, 19321442), (19, 16270688), (28, 11040824), (32, 9660721), (38, 8135344), (56, 5520412), (76, 4067672), (112, 2760206), (133, 2324384), (152, 2033836), (224, 1380103), (266, 1162192), (304, 1016918), (361, 856352), (532, 581096), (608, 508459), (722, 428176), (1064, 290548), (1444, 214088), (2128, 145274), (2527, 122336), (2888, 107044), (3823, 80864), (4256, 72637), (5054, 61168), (5776, 53522), (7646, 40432), (10108, 30584), (11552, 26761), (15292, 20216)]

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