About the Number

12720442008

12720442007 ← → 12720442009

2進数表記:1011110110001100101000101010011000

漢数字表記:百二十七億二千四十四万二千八

素因数分解:

2 3 × 3 1 × 23 1 × 59 1 × 390581 1

素因数の和:390672
約数の個数: 64
約数和(自身を含む): 33746284800
約数和(自身を除く): 21025842792

約数列:
[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 59, 69, 92, 118, 138, 177, 184, 236, 276, 354, 472, 552, 708, 1357, 1416, 2714, 4071, 5428, 8142, 10856, 16284, 32568, 390581, 781162, 1171743, 1562324, 2343486, 3124648, 4686972, 8983363, 9373944, 17966726, 23044279, 26950089, 35933452, 46088558, 53900178, 69132837, 71866904, 92177116, 107800356, 138265674, 184354232, 215600712, 276531348, 530018417, 553062696, 1060036834, 1590055251, 2120073668, 3180110502, 4240147336, 6360221004, 12720442008]

約数ペア:
[(1, 12720442008), (2, 6360221004), (3, 4240147336), (4, 3180110502), (6, 2120073668), (8, 1590055251), (12, 1060036834), (23, 553062696), (24, 530018417), (46, 276531348), (59, 215600712), (69, 184354232), (92, 138265674), (118, 107800356), (138, 92177116), (177, 71866904), (184, 69132837), (236, 53900178), (276, 46088558), (354, 35933452), (472, 26950089), (552, 23044279), (708, 17966726), (1357, 9373944), (1416, 8983363), (2714, 4686972), (4071, 3124648), (5428, 2343486), (8142, 1562324), (10856, 1171743), (16284, 781162), (32568, 390581)]

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