About the Number

124729380

124729379 ← → 124729381

2進数表記:111011011110011100000100100

漢数字表記:一億二千四百七十二万九千三百八十

素因数分解:

2 2 × 3 2 × 5 1 × 41 1 × 16901 1

素因数の和:16957
約数の個数: 72
約数和(自身を含む): 387596664
約数和(自身を除く): 262867284

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 16901, 33802, 50703, 67604, 84505, 101406, 152109, 169010, 202812, 253515, 304218, 338020, 507030, 608436, 692941, 760545, 1014060, 1385882, 1521090, 2078823, 2771764, 3042180, 3464705, 4157646, 6236469, 6929410, 8315292, 10394115, 12472938, 13858820, 20788230, 24945876, 31182345, 41576460, 62364690, 124729380]

約数ペア:
[(1, 124729380), (2, 62364690), (3, 41576460), (4, 31182345), (5, 24945876), (6, 20788230), (9, 13858820), (10, 12472938), (12, 10394115), (15, 8315292), (18, 6929410), (20, 6236469), (30, 4157646), (36, 3464705), (41, 3042180), (45, 2771764), (60, 2078823), (82, 1521090), (90, 1385882), (123, 1014060), (164, 760545), (180, 692941), (205, 608436), (246, 507030), (369, 338020), (410, 304218), (492, 253515), (615, 202812), (738, 169010), (820, 152109), (1230, 101406), (1476, 84505), (1845, 67604), (2460, 50703), (3690, 33802), (7380, 16901)]

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