198661764

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{107}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 576543744

約数和(自身を除く): 377881980

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 31, 42, 46, 62, 69, 84, 92, 93, 107, 124, 138, 161, 186, 214, 217, 276, 321, 322, 372, 428, 434, 483, 642, 644, 651, 713, 749, 868, 961, 966, 1284, 1302, 1426, 1498, 1922, 1932, 2139, 2247, 2461, 2604, 2852, 2883, 2996, 3317, 3844, 4278, 4494, 4922, 4991, 5766, 6634, 6727, 7383, 8556, 8988, 9844, 9951, 9982, 11532, 13268, 13454, 14766, 14973, 17227, 19902, 19964, 20181, 22103, 23219, 26908, 29532, 29946, 34454, 39804, 40362, 44206, 46438, 51681, 59892, 66309, 68908, 69657, 76291, 80724, 88412, 92876, 102827, 103362, 132618, 139314, 152582, 154721, 205654, 206724, 228873, 265236, 278628, 305164, 308481, 309442, 411308, 457746, 464163, 534037, 616962, 618884, 719789, 915492, 928326, 1068074, 1233924, 1439578, 1602111, 1856652, 2136148, 2159367, 2365021, 2879156, 3204222, 4318734, 4730042, 6408444, 7095063, 8637468, 9460084, 14190126, 16555147, 28380252, 33110294, 49665441, 66220588, 99330882, 198661764]

約数ペア:

[(1, 198661764), (2, 99330882), (3, 66220588), (4, 49665441), (6, 33110294), (7, 28380252), (12, 16555147), (14, 14190126), (21, 9460084), (23, 8637468), (28, 7095063), (31, 6408444), (42, 4730042), (46, 4318734), (62, 3204222), (69, 2879156), (84, 2365021), (92, 2159367), (93, 2136148), (107, 1856652), (124, 1602111), (138, 1439578), (161, 1233924), (186, 1068074), (214, 928326), (217, 915492), (276, 719789), (321, 618884), (322, 616962), (372, 534037), (428, 464163), (434, 457746), (483, 411308), (642, 309442), (644, 308481), (651, 305164), (713, 278628), (749, 265236), (868, 228873), (961, 206724), (966, 205654), (1284, 154721), (1302, 152582), (1426, 139314), (1498, 132618), (1922, 103362), (1932, 102827), (2139, 92876), (2247, 88412), (2461, 80724), (2604, 76291), (2852, 69657), (2883, 68908), (2996, 66309), (3317, 59892), (3844, 51681), (4278, 46438), (4494, 44206), (4922, 40362), (4991, 39804), (5766, 34454), (6634, 29946), (6727, 29532), (7383, 26908), (8556, 23219), (8988, 22103), (9844, 20181), (9951, 19964), (9982, 19902), (11532, 17227), (13268, 14973), (13454, 14766)]