About the Number

42384780

42384779 ← → 42384781

2進数表記:10100001101011110110001100

漢数字表記:四千二百三十八万四千七百八十

素因数分解:

2 2 × 3 2 × 5 1 × 83 1 × 2837 1

素因数の和:2935
約数の個数: 72
約数和(自身を含む): 130162032
約数和(自身を除く): 87777252

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2837, 2988, 3735, 4980, 5674, 7470, 8511, 11348, 14185, 14940, 17022, 25533, 28370, 34044, 42555, 51066, 56740, 85110, 102132, 127665, 170220, 235471, 255330, 470942, 510660, 706413, 941884, 1177355, 1412826, 2119239, 2354710, 2825652, 3532065, 4238478, 4709420, 7064130, 8476956, 10596195, 14128260, 21192390, 42384780]

約数ペア:
[(1, 42384780), (2, 21192390), (3, 14128260), (4, 10596195), (5, 8476956), (6, 7064130), (9, 4709420), (10, 4238478), (12, 3532065), (15, 2825652), (18, 2354710), (20, 2119239), (30, 1412826), (36, 1177355), (45, 941884), (60, 706413), (83, 510660), (90, 470942), (166, 255330), (180, 235471), (249, 170220), (332, 127665), (415, 102132), (498, 85110), (747, 56740), (830, 51066), (996, 42555), (1245, 34044), (1494, 28370), (1660, 25533), (2490, 17022), (2837, 14940), (2988, 14185), (3735, 11348), (4980, 8511), (5674, 7470)]

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