261306990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{414773}}^1$

素因数の和:414793

約数の個数: 48

約数和(自身を含む): 776456928

約数和(自身を除く): 515149938

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 414773, 829546, 1244319, 2073865, 2488638, 2903411, 3732957, 4147730, 5806822, 6221595, 7465914, 8710233, 12443190, 14517055, 17420466, 18664785, 26130699, 29034110, 37329570, 43551165, 52261398, 87102330, 130653495, 261306990]

約数ペア:

[(1, 261306990), (2, 130653495), (3, 87102330), (5, 52261398), (6, 43551165), (7, 37329570), (9, 29034110), (10, 26130699), (14, 18664785), (15, 17420466), (18, 14517055), (21, 12443190), (30, 8710233), (35, 7465914), (42, 6221595), (45, 5806822), (63, 4147730), (70, 3732957), (90, 2903411), (105, 2488638), (126, 2073865), (210, 1244319), (315, 829546), (630, 414773)]