688840848

素因数分解:

$2^4\times 3^6\times {\mathrm{73}}^1\times {\mathrm{809}}^1$

素因数の和:908

約数の個数: 140

約数和(自身を含む): 2030947020

約数和(自身を除く): 1342106172

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 73, 81, 108, 144, 146, 162, 216, 219, 243, 292, 324, 432, 438, 486, 584, 648, 657, 729, 809, 876, 972, 1168, 1296, 1314, 1458, 1618, 1752, 1944, 1971, 2427, 2628, 2916, 3236, 3504, 3888, 3942, 4854, 5256, 5832, 5913, 6472, 7281, 7884, 9708, 10512, 11664, 11826, 12944, 14562, 15768, 17739, 19416, 21843, 23652, 29124, 31536, 35478, 38832, 43686, 47304, 53217, 58248, 59057, 65529, 70956, 87372, 94608, 106434, 116496, 118114, 131058, 141912, 174744, 177171, 196587, 212868, 236228, 262116, 283824, 349488, 354342, 393174, 425736, 472456, 524232, 531513, 589761, 708684, 786348, 851472, 944912, 1048464, 1063026, 1179522, 1417368, 1572696, 1594539, 2126052, 2359044, 2834736, 3145392, 3189078, 4252104, 4718088, 4783617, 6378156, 8504208, 9436176, 9567234, 12756312, 14350851, 19134468, 25512624, 28701702, 38268936, 43052553, 57403404, 76537872, 86105106, 114806808, 172210212, 229613616, 344420424, 688840848]

約数ペア:

[(1, 688840848), (2, 344420424), (3, 229613616), (4, 172210212), (6, 114806808), (8, 86105106), (9, 76537872), (12, 57403404), (16, 43052553), (18, 38268936), (24, 28701702), (27, 25512624), (36, 19134468), (48, 14350851), (54, 12756312), (72, 9567234), (73, 9436176), (81, 8504208), (108, 6378156), (144, 4783617), (146, 4718088), (162, 4252104), (216, 3189078), (219, 3145392), (243, 2834736), (292, 2359044), (324, 2126052), (432, 1594539), (438, 1572696), (486, 1417368), (584, 1179522), (648, 1063026), (657, 1048464), (729, 944912), (809, 851472), (876, 786348), (972, 708684), (1168, 589761), (1296, 531513), (1314, 524232), (1458, 472456), (1618, 425736), (1752, 393174), (1944, 354342), (1971, 349488), (2427, 283824), (2628, 262116), (2916, 236228), (3236, 212868), (3504, 196587), (3888, 177171), (3942, 174744), (4854, 141912), (5256, 131058), (5832, 118114), (5913, 116496), (6472, 106434), (7281, 94608), (7884, 87372), (9708, 70956), (10512, 65529), (11664, 59057), (11826, 58248), (12944, 53217), (14562, 47304), (15768, 43686), (17739, 38832), (19416, 35478), (21843, 31536), (23652, 29124)]