257436144

素因数分解:

$2^4\times 3^7\times 7^1\times {\mathrm{1051}}^1$

素因数の和:1087

約数の個数: 160

約数和(自身を含む): 855738880

約数和(自身を除く): 598302736

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 243, 252, 324, 336, 378, 432, 486, 504, 567, 648, 729, 756, 972, 1008, 1051, 1134, 1296, 1458, 1512, 1701, 1944, 2102, 2187, 2268, 2916, 3024, 3153, 3402, 3888, 4204, 4374, 4536, 5103, 5832, 6306, 6804, 7357, 8408, 8748, 9072, 9459, 10206, 11664, 12612, 13608, 14714, 15309, 16816, 17496, 18918, 20412, 22071, 25224, 27216, 28377, 29428, 30618, 34992, 37836, 40824, 44142, 50448, 56754, 58856, 61236, 66213, 75672, 81648, 85131, 88284, 113508, 117712, 122472, 132426, 151344, 170262, 176568, 198639, 227016, 244944, 255393, 264852, 340524, 353136, 397278, 454032, 510786, 529704, 595917, 681048, 766179, 794556, 1021572, 1059408, 1191834, 1362096, 1532358, 1589112, 1787751, 2043144, 2298537, 2383668, 3064716, 3178224, 3575502, 4086288, 4597074, 4767336, 5363253, 6129432, 7151004, 9194148, 9534672, 10726506, 12258864, 14302008, 16089759, 18388296, 21453012, 28604016, 32179518, 36776592, 42906024, 64359036, 85812048, 128718072, 257436144]

約数ペア:

[(1, 257436144), (2, 128718072), (3, 85812048), (4, 64359036), (6, 42906024), (7, 36776592), (8, 32179518), (9, 28604016), (12, 21453012), (14, 18388296), (16, 16089759), (18, 14302008), (21, 12258864), (24, 10726506), (27, 9534672), (28, 9194148), (36, 7151004), (42, 6129432), (48, 5363253), (54, 4767336), (56, 4597074), (63, 4086288), (72, 3575502), (81, 3178224), (84, 3064716), (108, 2383668), (112, 2298537), (126, 2043144), (144, 1787751), (162, 1589112), (168, 1532358), (189, 1362096), (216, 1191834), (243, 1059408), (252, 1021572), (324, 794556), (336, 766179), (378, 681048), (432, 595917), (486, 529704), (504, 510786), (567, 454032), (648, 397278), (729, 353136), (756, 340524), (972, 264852), (1008, 255393), (1051, 244944), (1134, 227016), (1296, 198639), (1458, 176568), (1512, 170262), (1701, 151344), (1944, 132426), (2102, 122472), (2187, 117712), (2268, 113508), (2916, 88284), (3024, 85131), (3153, 81648), (3402, 75672), (3888, 66213), (4204, 61236), (4374, 58856), (4536, 56754), (5103, 50448), (5832, 44142), (6306, 40824), (6804, 37836), (7357, 34992), (8408, 30618), (8748, 29428), (9072, 28377), (9459, 27216), (10206, 25224), (11664, 22071), (12612, 20412), (13608, 18918), (14714, 17496), (15309, 16816)]