728395584

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:725

約数の個数: 168

約数和(自身を含む): 2262042720

約数和(自身を除く): 1533647136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 139, 147, 168, 192, 196, 224, 278, 294, 336, 392, 417, 448, 556, 557, 588, 672, 784, 834, 973, 1112, 1114, 1176, 1344, 1568, 1668, 1671, 1946, 2224, 2228, 2352, 2919, 3136, 3336, 3342, 3892, 3899, 4448, 4456, 4704, 5838, 6672, 6684, 6811, 7784, 7798, 8896, 8912, 9408, 11676, 11697, 13344, 13368, 13622, 15568, 15596, 17824, 20433, 23352, 23394, 26688, 26736, 27244, 27293, 31136, 31192, 35648, 40866, 46704, 46788, 53472, 54488, 54586, 62272, 62384, 77423, 81732, 81879, 93408, 93576, 106944, 108976, 109172, 124768, 154846, 163464, 163758, 186816, 187152, 217952, 218344, 232269, 249536, 309692, 326928, 327516, 374304, 435904, 436688, 464538, 541961, 619384, 653856, 655032, 748608, 873376, 929076, 1083922, 1238768, 1307712, 1310064, 1625883, 1746752, 1858152, 2167844, 2477536, 2620128, 3251766, 3716304, 3793727, 4335688, 4955072, 5240256, 6503532, 7432608, 7587454, 8671376, 11381181, 13007064, 14865216, 15174908, 17342752, 22762362, 26014128, 30349816, 34685504, 45524724, 52028256, 60699632, 91049448, 104056512, 121399264, 182098896, 242798528, 364197792, 728395584]

約数ペア:

[(1, 728395584), (2, 364197792), (3, 242798528), (4, 182098896), (6, 121399264), (7, 104056512), (8, 91049448), (12, 60699632), (14, 52028256), (16, 45524724), (21, 34685504), (24, 30349816), (28, 26014128), (32, 22762362), (42, 17342752), (48, 15174908), (49, 14865216), (56, 13007064), (64, 11381181), (84, 8671376), (96, 7587454), (98, 7432608), (112, 6503532), (139, 5240256), (147, 4955072), (168, 4335688), (192, 3793727), (196, 3716304), (224, 3251766), (278, 2620128), (294, 2477536), (336, 2167844), (392, 1858152), (417, 1746752), (448, 1625883), (556, 1310064), (557, 1307712), (588, 1238768), (672, 1083922), (784, 929076), (834, 873376), (973, 748608), (1112, 655032), (1114, 653856), (1176, 619384), (1344, 541961), (1568, 464538), (1668, 436688), (1671, 435904), (1946, 374304), (2224, 327516), (2228, 326928), (2352, 309692), (2919, 249536), (3136, 232269), (3336, 218344), (3342, 217952), (3892, 187152), (3899, 186816), (4448, 163758), (4456, 163464), (4704, 154846), (5838, 124768), (6672, 109172), (6684, 108976), (6811, 106944), (7784, 93576), (7798, 93408), (8896, 81879), (8912, 81732), (9408, 77423), (11676, 62384), (11697, 62272), (13344, 54586), (13368, 54488), (13622, 53472), (15568, 46788), (15596, 46704), (17824, 40866), (20433, 35648), (23352, 31192), (23394, 31136), (26688, 27293), (26736, 27244)]