About the Number

68121690

68121689 ← → 68121691

2進数表記:100000011110111010001011010

漢数字表記:六千八百十二万千六百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 13 1 × 24953 1

素因数の和:24983
約数の個数: 64
約数和(自身を含む): 201229056
約数和(自身を除く): 133107366

約数列:
[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 24953, 49906, 74859, 124765, 149718, 174671, 249530, 324389, 349342, 374295, 524013, 648778, 748590, 873355, 973167, 1048026, 1621945, 1746710, 1946334, 2270723, 2620065, 3243890, 4541446, 4865835, 5240130, 6812169, 9731670, 11353615, 13624338, 22707230, 34060845, 68121690]

約数ペア:
[(1, 68121690), (2, 34060845), (3, 22707230), (5, 13624338), (6, 11353615), (7, 9731670), (10, 6812169), (13, 5240130), (14, 4865835), (15, 4541446), (21, 3243890), (26, 2620065), (30, 2270723), (35, 1946334), (39, 1746710), (42, 1621945), (65, 1048026), (70, 973167), (78, 873355), (91, 748590), (105, 648778), (130, 524013), (182, 374295), (195, 349342), (210, 324389), (273, 249530), (390, 174671), (455, 149718), (546, 124765), (910, 74859), (1365, 49906), (2730, 24953)]

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