About the Number

129120972

129120971 ← → 129120973

2進数表記:111101100100011101011001100

漢数字表記:一億二千九百十二万九百七十二

素因数分解:

2 2 × 3 1 × 37 1 × 41 2 × 173 1

素因数の和:299
約数の個数: 72
約数和(自身を含む): 318989328
約数和(自身を除く): 189868356

約数列:
[1, 2, 3, 4, 6, 12, 37, 41, 74, 82, 111, 123, 148, 164, 173, 222, 246, 346, 444, 492, 519, 692, 1038, 1517, 1681, 2076, 3034, 3362, 4551, 5043, 6068, 6401, 6724, 7093, 9102, 10086, 12802, 14186, 18204, 19203, 20172, 21279, 25604, 28372, 38406, 42558, 62197, 76812, 85116, 124394, 186591, 248788, 262441, 290813, 373182, 524882, 581626, 746364, 787323, 872439, 1049764, 1163252, 1574646, 1744878, 3149292, 3489756, 10760081, 21520162, 32280243, 43040324, 64560486, 129120972]

約数ペア:
[(1, 129120972), (2, 64560486), (3, 43040324), (4, 32280243), (6, 21520162), (12, 10760081), (37, 3489756), (41, 3149292), (74, 1744878), (82, 1574646), (111, 1163252), (123, 1049764), (148, 872439), (164, 787323), (173, 746364), (222, 581626), (246, 524882), (346, 373182), (444, 290813), (492, 262441), (519, 248788), (692, 186591), (1038, 124394), (1517, 85116), (1681, 76812), (2076, 62197), (3034, 42558), (3362, 38406), (4551, 28372), (5043, 25604), (6068, 21279), (6401, 20172), (6724, 19203), (7093, 18204), (9102, 14186), (10086, 12802)]

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