261290148

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{4153}}^1$

素因数の和:4281

約数の個数: 72

約数和(自身を含む): 716016672

約数和(自身を除く): 454726524

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 107, 147, 196, 214, 294, 321, 428, 588, 642, 749, 1284, 1498, 2247, 2996, 4153, 4494, 5243, 8306, 8988, 10486, 12459, 15729, 16612, 20972, 24918, 29071, 31458, 49836, 58142, 62916, 87213, 116284, 174426, 203497, 348852, 406994, 444371, 610491, 813988, 888742, 1220982, 1333113, 1777484, 2441964, 2666226, 3110597, 5332452, 6221194, 9331791, 12442388, 18663582, 21774179, 37327164, 43548358, 65322537, 87096716, 130645074, 261290148]

約数ペア:

[(1, 261290148), (2, 130645074), (3, 87096716), (4, 65322537), (6, 43548358), (7, 37327164), (12, 21774179), (14, 18663582), (21, 12442388), (28, 9331791), (42, 6221194), (49, 5332452), (84, 3110597), (98, 2666226), (107, 2441964), (147, 1777484), (196, 1333113), (214, 1220982), (294, 888742), (321, 813988), (428, 610491), (588, 444371), (642, 406994), (749, 348852), (1284, 203497), (1498, 174426), (2247, 116284), (2996, 87213), (4153, 62916), (4494, 58142), (5243, 49836), (8306, 31458), (8988, 29071), (10486, 24918), (12459, 20972), (15729, 16612)]