About the Number

1260452988

1260452987 ← → 1260452989

2進数表記:1001011001000001111110001111100

漢数字表記:十二億六千四十五万二千九百八十八

素因数分解:

2 2 × 3 4 × 509 1 × 7643 1

素因数の和:8168
約数の個数: 60
約数和(自身を含む): 3301978680
約数和(自身を除く): 2041525692

約数列:
[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 509, 1018, 1527, 2036, 3054, 4581, 6108, 7643, 9162, 13743, 15286, 18324, 22929, 27486, 30572, 41229, 45858, 54972, 68787, 82458, 91716, 137574, 164916, 206361, 275148, 412722, 619083, 825444, 1238166, 2476332, 3890287, 7780574, 11670861, 15561148, 23341722, 35012583, 46683444, 70025166, 105037749, 140050332, 210075498, 315113247, 420150996, 630226494, 1260452988]

約数ペア:
[(1, 1260452988), (2, 630226494), (3, 420150996), (4, 315113247), (6, 210075498), (9, 140050332), (12, 105037749), (18, 70025166), (27, 46683444), (36, 35012583), (54, 23341722), (81, 15561148), (108, 11670861), (162, 7780574), (324, 3890287), (509, 2476332), (1018, 1238166), (1527, 825444), (2036, 619083), (3054, 412722), (4581, 275148), (6108, 206361), (7643, 164916), (9162, 137574), (13743, 91716), (15286, 82458), (18324, 68787), (22929, 54972), (27486, 45858), (30572, 41229)]

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