668571904

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2609}}^1$

素因数の和:2656

約数の個数: 144

約数和(自身を含む): 1792506240

約数和(自身を除く): 1123934336

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 64, 77, 88, 91, 104, 112, 128, 143, 154, 176, 182, 208, 224, 256, 286, 308, 352, 364, 416, 448, 572, 616, 704, 728, 832, 896, 1001, 1144, 1232, 1408, 1456, 1664, 1792, 2002, 2288, 2464, 2609, 2816, 2912, 3328, 4004, 4576, 4928, 5218, 5824, 8008, 9152, 9856, 10436, 11648, 16016, 18263, 18304, 19712, 20872, 23296, 28699, 32032, 33917, 36526, 36608, 41744, 57398, 64064, 67834, 73052, 83488, 114796, 128128, 135668, 146104, 166976, 200893, 229592, 237419, 256256, 271336, 292208, 333952, 373087, 401786, 459184, 474838, 542672, 584416, 667904, 746174, 803572, 918368, 949676, 1085344, 1168832, 1492348, 1607144, 1836736, 1899352, 2170688, 2337664, 2611609, 2984696, 3214288, 3673472, 3798704, 4341376, 4675328, 5223218, 5969392, 6428576, 7346944, 7597408, 8682752, 10446436, 11938784, 12857152, 15194816, 20892872, 23877568, 25714304, 30389632, 41785744, 47755136, 51428608, 60779264, 83571488, 95510272, 167142976, 334285952, 668571904]

約数ペア:

[(1, 668571904), (2, 334285952), (4, 167142976), (7, 95510272), (8, 83571488), (11, 60779264), (13, 51428608), (14, 47755136), (16, 41785744), (22, 30389632), (26, 25714304), (28, 23877568), (32, 20892872), (44, 15194816), (52, 12857152), (56, 11938784), (64, 10446436), (77, 8682752), (88, 7597408), (91, 7346944), (104, 6428576), (112, 5969392), (128, 5223218), (143, 4675328), (154, 4341376), (176, 3798704), (182, 3673472), (208, 3214288), (224, 2984696), (256, 2611609), (286, 2337664), (308, 2170688), (352, 1899352), (364, 1836736), (416, 1607144), (448, 1492348), (572, 1168832), (616, 1085344), (704, 949676), (728, 918368), (832, 803572), (896, 746174), (1001, 667904), (1144, 584416), (1232, 542672), (1408, 474838), (1456, 459184), (1664, 401786), (1792, 373087), (2002, 333952), (2288, 292208), (2464, 271336), (2609, 256256), (2816, 237419), (2912, 229592), (3328, 200893), (4004, 166976), (4576, 146104), (4928, 135668), (5218, 128128), (5824, 114796), (8008, 83488), (9152, 73052), (9856, 67834), (10436, 64064), (11648, 57398), (16016, 41744), (18263, 36608), (18304, 36526), (19712, 33917), (20872, 32032), (23296, 28699)]