1681657744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:309

約数の個数: 120

約数和(自身を含む): 3723511680

約数和(自身を除く): 2041853936

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 47, 52, 62, 94, 104, 124, 179, 188, 208, 248, 358, 376, 403, 496, 611, 716, 752, 806, 961, 1222, 1432, 1457, 1612, 1922, 2327, 2444, 2864, 2914, 3224, 3844, 4654, 4888, 5549, 5828, 6448, 7688, 8413, 9308, 9776, 11098, 11656, 12493, 15376, 16826, 18616, 18941, 22196, 23312, 24986, 33652, 37232, 37882, 44392, 45167, 49972, 67304, 72137, 75764, 88784, 90334, 99944, 109369, 134608, 144274, 151528, 172019, 180668, 199888, 218738, 260803, 288548, 303056, 344038, 361336, 437476, 521606, 577096, 587171, 688076, 722672, 874952, 1043212, 1154192, 1174342, 1376152, 1749904, 2086424, 2236247, 2348684, 2752304, 3390439, 4172848, 4472494, 4697368, 6780878, 8084893, 8944988, 9394736, 13561756, 16169786, 17889976, 27123512, 32339572, 35779952, 54247024, 64679144, 105103609, 129358288, 210207218, 420414436, 840828872, 1681657744]

約数ペア:

[(1, 1681657744), (2, 840828872), (4, 420414436), (8, 210207218), (13, 129358288), (16, 105103609), (26, 64679144), (31, 54247024), (47, 35779952), (52, 32339572), (62, 27123512), (94, 17889976), (104, 16169786), (124, 13561756), (179, 9394736), (188, 8944988), (208, 8084893), (248, 6780878), (358, 4697368), (376, 4472494), (403, 4172848), (496, 3390439), (611, 2752304), (716, 2348684), (752, 2236247), (806, 2086424), (961, 1749904), (1222, 1376152), (1432, 1174342), (1457, 1154192), (1612, 1043212), (1922, 874952), (2327, 722672), (2444, 688076), (2864, 587171), (2914, 577096), (3224, 521606), (3844, 437476), (4654, 361336), (4888, 344038), (5549, 303056), (5828, 288548), (6448, 260803), (7688, 218738), (8413, 199888), (9308, 180668), (9776, 172019), (11098, 151528), (11656, 144274), (12493, 134608), (15376, 109369), (16826, 99944), (18616, 90334), (18941, 88784), (22196, 75764), (23312, 72137), (24986, 67304), (33652, 49972), (37232, 45167), (37882, 44392)]