About the Number

129972492

129972491 ← → 129972493

2進数表記:111101111110011100100001100

漢数字表記:一億二千九百九十七万二千四百九十二

素因数分解:

2 2 × 3 3 × 13 2 × 7121 1

素因数の和:7160
約数の個数: 72
約数和(自身を含む): 364931280
約数和(自身を除く): 234958788

約数列:
[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 169, 234, 338, 351, 468, 507, 676, 702, 1014, 1404, 1521, 2028, 3042, 4563, 6084, 7121, 9126, 14242, 18252, 21363, 28484, 42726, 64089, 85452, 92573, 128178, 185146, 192267, 256356, 277719, 370292, 384534, 555438, 769068, 833157, 1110876, 1203449, 1666314, 2406898, 2499471, 3332628, 3610347, 4813796, 4998942, 7220694, 9997884, 10831041, 14441388, 21662082, 32493123, 43324164, 64986246, 129972492]

約数ペア:
[(1, 129972492), (2, 64986246), (3, 43324164), (4, 32493123), (6, 21662082), (9, 14441388), (12, 10831041), (13, 9997884), (18, 7220694), (26, 4998942), (27, 4813796), (36, 3610347), (39, 3332628), (52, 2499471), (54, 2406898), (78, 1666314), (108, 1203449), (117, 1110876), (156, 833157), (169, 769068), (234, 555438), (338, 384534), (351, 370292), (468, 277719), (507, 256356), (676, 192267), (702, 185146), (1014, 128178), (1404, 92573), (1521, 85452), (2028, 64089), (3042, 42726), (4563, 28484), (6084, 21363), (7121, 18252), (9126, 14242)]

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