688897664

素因数分解:

$2^7\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 256

約数和(自身を含む): 1850688000

約数和(自身を除く): 1161790336

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 49, 52, 56, 64, 68, 71, 91, 98, 104, 112, 119, 128, 136, 142, 182, 196, 208, 221, 224, 238, 272, 284, 343, 364, 392, 416, 442, 448, 476, 497, 544, 568, 637, 686, 728, 784, 832, 833, 884, 896, 923, 952, 994, 1088, 1136, 1207, 1274, 1372, 1456, 1547, 1568, 1664, 1666, 1768, 1846, 1904, 1988, 2176, 2272, 2414, 2548, 2744, 2912, 3094, 3136, 3332, 3479, 3536, 3692, 3808, 3976, 4459, 4544, 4828, 5096, 5488, 5824, 5831, 6188, 6272, 6461, 6664, 6958, 7072, 7384, 7616, 7952, 8449, 8918, 9088, 9656, 10192, 10829, 10976, 11648, 11662, 12376, 12922, 13328, 13916, 14144, 14768, 15232, 15691, 15904, 16898, 17836, 19312, 20384, 21658, 21952, 23324, 24353, 24752, 25844, 26656, 27832, 28288, 29536, 31382, 31808, 33796, 35672, 38624, 40768, 43316, 43904, 45227, 46648, 48706, 49504, 51688, 53312, 55664, 59072, 59143, 62764, 63616, 67592, 71344, 75803, 77248, 81536, 86632, 90454, 93296, 97412, 99008, 103376, 106624, 109837, 111328, 118144, 118286, 125528, 135184, 142688, 151606, 154496, 173264, 180908, 186592, 194824, 198016, 206752, 219674, 222656, 236572, 251056, 270368, 285376, 303212, 316589, 346528, 361816, 373184, 389648, 413504, 414001, 439348, 445312, 473144, 502112, 540736, 570752, 606424, 633178, 693056, 723632, 746368, 768859, 779296, 827008, 828002, 878696, 946288, 1004224, 1081472, 1212848, 1266356, 1386112, 1447264, 1537718, 1558592, 1656004, 1757392, 1892576, 2008448, 2425696, 2532712, 2894528, 3075436, 3117184, 3312008, 3514784, 3785152, 4851392, 5065424, 5382013, 5789056, 6150872, 6624016, 7029568, 7570304, 9702784, 10130848, 10764026, 12301744, 13248032, 14059136, 20261696, 21528052, 24603488, 26496064, 40523392, 43056104, 49206976, 52992128, 86112208, 98413952, 172224416, 344448832, 688897664]

約数ペア:

[(1, 688897664), (2, 344448832), (4, 172224416), (7, 98413952), (8, 86112208), (13, 52992128), (14, 49206976), (16, 43056104), (17, 40523392), (26, 26496064), (28, 24603488), (32, 21528052), (34, 20261696), (49, 14059136), (52, 13248032), (56, 12301744), (64, 10764026), (68, 10130848), (71, 9702784), (91, 7570304), (98, 7029568), (104, 6624016), (112, 6150872), (119, 5789056), (128, 5382013), (136, 5065424), (142, 4851392), (182, 3785152), (196, 3514784), (208, 3312008), (221, 3117184), (224, 3075436), (238, 2894528), (272, 2532712), (284, 2425696), (343, 2008448), (364, 1892576), (392, 1757392), (416, 1656004), (442, 1558592), (448, 1537718), (476, 1447264), (497, 1386112), (544, 1266356), (568, 1212848), (637, 1081472), (686, 1004224), (728, 946288), (784, 878696), (832, 828002), (833, 827008), (884, 779296), (896, 768859), (923, 746368), (952, 723632), (994, 693056), (1088, 633178), (1136, 606424), (1207, 570752), (1274, 540736), (1372, 502112), (1456, 473144), (1547, 445312), (1568, 439348), (1664, 414001), (1666, 413504), (1768, 389648), (1846, 373184), (1904, 361816), (1988, 346528), (2176, 316589), (2272, 303212), (2414, 285376), (2548, 270368), (2744, 251056), (2912, 236572), (3094, 222656), (3136, 219674), (3332, 206752), (3479, 198016), (3536, 194824), (3692, 186592), (3808, 180908), (3976, 173264), (4459, 154496), (4544, 151606), (4828, 142688), (5096, 135184), (5488, 125528), (5824, 118286), (5831, 118144), (6188, 111328), (6272, 109837), (6461, 106624), (6664, 103376), (6958, 99008), (7072, 97412), (7384, 93296), (7616, 90454), (7952, 86632), (8449, 81536), (8918, 77248), (9088, 75803), (9656, 71344), (10192, 67592), (10829, 63616), (10976, 62764), (11648, 59143), (11662, 59072), (12376, 55664), (12922, 53312), (13328, 51688), (13916, 49504), (14144, 48706), (14768, 46648), (15232, 45227), (15691, 43904), (15904, 43316), (16898, 40768), (17836, 38624), (19312, 35672), (20384, 33796), (21658, 31808), (21952, 31382), (23324, 29536), (24353, 28288), (24752, 27832), (25844, 26656)]