639241824

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:142

約数の個数: 216

約数和(自身を含む): 1923313896

約数和(自身を除く): 1284072072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 41, 48, 52, 62, 78, 82, 93, 96, 104, 123, 124, 156, 164, 169, 186, 208, 246, 248, 312, 328, 338, 372, 403, 416, 492, 496, 507, 533, 624, 656, 676, 744, 806, 961, 984, 992, 1014, 1066, 1209, 1248, 1271, 1312, 1352, 1488, 1599, 1612, 1922, 1968, 2028, 2132, 2418, 2542, 2704, 2883, 2976, 3198, 3224, 3813, 3844, 3936, 4056, 4264, 4836, 5084, 5239, 5408, 5766, 6396, 6448, 6929, 7626, 7688, 8112, 8528, 9672, 10168, 10478, 11532, 12493, 12792, 12896, 13858, 15252, 15376, 15717, 16224, 16523, 17056, 19344, 20336, 20787, 20956, 23064, 24986, 25584, 27716, 30504, 30752, 31434, 33046, 37479, 38688, 39401, 40672, 41574, 41912, 46128, 49569, 49972, 51168, 55432, 61008, 62868, 66092, 74958, 78802, 83148, 83824, 92256, 99138, 99944, 110864, 118203, 122016, 125736, 132184, 149916, 157604, 162409, 166296, 167648, 198276, 199888, 214799, 221728, 236406, 251472, 264368, 299832, 315208, 324818, 332592, 396552, 399776, 429598, 472812, 487227, 502944, 512213, 528736, 599664, 630416, 644397, 649636, 665184, 793104, 859196, 945624, 974454, 1024426, 1199328, 1260832, 1288794, 1299272, 1536639, 1586208, 1718392, 1891248, 1948908, 2048852, 2577588, 2598544, 3073278, 3436784, 3782496, 3897816, 4097704, 5155176, 5197088, 6146556, 6658769, 6873568, 7795632, 8195408, 10310352, 12293112, 13317538, 15591264, 16390816, 19976307, 20620704, 24586224, 26635076, 39952614, 49172448, 53270152, 79905228, 106540304, 159810456, 213080608, 319620912, 639241824]

約数ペア:

[(1, 639241824), (2, 319620912), (3, 213080608), (4, 159810456), (6, 106540304), (8, 79905228), (12, 53270152), (13, 49172448), (16, 39952614), (24, 26635076), (26, 24586224), (31, 20620704), (32, 19976307), (39, 16390816), (41, 15591264), (48, 13317538), (52, 12293112), (62, 10310352), (78, 8195408), (82, 7795632), (93, 6873568), (96, 6658769), (104, 6146556), (123, 5197088), (124, 5155176), (156, 4097704), (164, 3897816), (169, 3782496), (186, 3436784), (208, 3073278), (246, 2598544), (248, 2577588), (312, 2048852), (328, 1948908), (338, 1891248), (372, 1718392), (403, 1586208), (416, 1536639), (492, 1299272), (496, 1288794), (507, 1260832), (533, 1199328), (624, 1024426), (656, 974454), (676, 945624), (744, 859196), (806, 793104), (961, 665184), (984, 649636), (992, 644397), (1014, 630416), (1066, 599664), (1209, 528736), (1248, 512213), (1271, 502944), (1312, 487227), (1352, 472812), (1488, 429598), (1599, 399776), (1612, 396552), (1922, 332592), (1968, 324818), (2028, 315208), (2132, 299832), (2418, 264368), (2542, 251472), (2704, 236406), (2883, 221728), (2976, 214799), (3198, 199888), (3224, 198276), (3813, 167648), (3844, 166296), (3936, 162409), (4056, 157604), (4264, 149916), (4836, 132184), (5084, 125736), (5239, 122016), (5408, 118203), (5766, 110864), (6396, 99944), (6448, 99138), (6929, 92256), (7626, 83824), (7688, 83148), (8112, 78802), (8528, 74958), (9672, 66092), (10168, 62868), (10478, 61008), (11532, 55432), (12493, 51168), (12792, 49972), (12896, 49569), (13858, 46128), (15252, 41912), (15376, 41574), (15717, 40672), (16224, 39401), (16523, 38688), (17056, 37479), (19344, 33046), (20336, 31434), (20787, 30752), (20956, 30504), (23064, 27716), (24986, 25584)]