287957712

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{641}}^1$

素因数の和:857

約数の個数: 120

約数和(自身を含む): 871229952

約数和(自身を除く): 583272240

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 191, 196, 294, 336, 382, 392, 573, 588, 641, 764, 784, 1146, 1176, 1282, 1337, 1528, 1923, 2292, 2352, 2564, 2674, 3056, 3846, 4011, 4487, 4584, 5128, 5348, 7692, 8022, 8974, 9168, 9359, 10256, 10696, 13461, 15384, 16044, 17948, 18718, 21392, 26922, 28077, 30768, 31409, 32088, 35896, 37436, 53844, 56154, 62818, 64176, 71792, 74872, 94227, 107688, 112308, 122431, 125636, 149744, 188454, 215376, 224616, 244862, 251272, 367293, 376908, 449232, 489724, 502544, 734586, 753816, 857017, 979448, 1469172, 1507632, 1714034, 1958896, 2571051, 2938344, 3428068, 5142102, 5876688, 5999119, 6856136, 10284204, 11998238, 13712272, 17997357, 20568408, 23996476, 35994714, 41136816, 47992952, 71989428, 95985904, 143978856, 287957712]

約数ペア:

[(1, 287957712), (2, 143978856), (3, 95985904), (4, 71989428), (6, 47992952), (7, 41136816), (8, 35994714), (12, 23996476), (14, 20568408), (16, 17997357), (21, 13712272), (24, 11998238), (28, 10284204), (42, 6856136), (48, 5999119), (49, 5876688), (56, 5142102), (84, 3428068), (98, 2938344), (112, 2571051), (147, 1958896), (168, 1714034), (191, 1507632), (196, 1469172), (294, 979448), (336, 857017), (382, 753816), (392, 734586), (573, 502544), (588, 489724), (641, 449232), (764, 376908), (784, 367293), (1146, 251272), (1176, 244862), (1282, 224616), (1337, 215376), (1528, 188454), (1923, 149744), (2292, 125636), (2352, 122431), (2564, 112308), (2674, 107688), (3056, 94227), (3846, 74872), (4011, 71792), (4487, 64176), (4584, 62818), (5128, 56154), (5348, 53844), (7692, 37436), (8022, 35896), (8974, 32088), (9168, 31409), (9359, 30768), (10256, 28077), (10696, 26922), (13461, 21392), (15384, 18718), (16044, 17948)]