About the Number

231139968

231139967 ← → 231139969

2進数表記:1101110001101110101010000000

漢数字表記:二億三千百十三万九千九百六十八

素因数分解:

2 7 × 3 1 × 31 1 × 19417 1

素因数の和:19465
約数の個数: 64
約数和(自身を含む): 633803520
約数和(自身を除く): 402663552

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 372, 384, 496, 744, 992, 1488, 1984, 2976, 3968, 5952, 11904, 19417, 38834, 58251, 77668, 116502, 155336, 233004, 310672, 466008, 601927, 621344, 932016, 1203854, 1242688, 1805781, 1864032, 2407708, 2485376, 3611562, 3728064, 4815416, 7223124, 7456128, 9630832, 14446248, 19261664, 28892496, 38523328, 57784992, 77046656, 115569984, 231139968]

約数ペア:
[(1, 231139968), (2, 115569984), (3, 77046656), (4, 57784992), (6, 38523328), (8, 28892496), (12, 19261664), (16, 14446248), (24, 9630832), (31, 7456128), (32, 7223124), (48, 4815416), (62, 3728064), (64, 3611562), (93, 2485376), (96, 2407708), (124, 1864032), (128, 1805781), (186, 1242688), (192, 1203854), (248, 932016), (372, 621344), (384, 601927), (496, 466008), (744, 310672), (992, 233004), (1488, 155336), (1984, 116502), (2976, 77668), (3968, 58251), (5952, 38834), (11904, 19417)]

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