721888512

素因数分解:

$2^8\times 3^1\times {\mathrm{157}}^1\times {\mathrm{5987}}^1$

素因数の和:6163

約数の個数: 72

約数和(自身を含む): 1933836576

約数和(自身を除く): 1211948064

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 157, 192, 256, 314, 384, 471, 628, 768, 942, 1256, 1884, 2512, 3768, 5024, 5987, 7536, 10048, 11974, 15072, 17961, 20096, 23948, 30144, 35922, 40192, 47896, 60288, 71844, 95792, 120576, 143688, 191584, 287376, 383168, 574752, 766336, 939959, 1149504, 1532672, 1879918, 2299008, 2819877, 3759836, 4598016, 5639754, 7519672, 11279508, 15039344, 22559016, 30078688, 45118032, 60157376, 90236064, 120314752, 180472128, 240629504, 360944256, 721888512]

約数ペア:

[(1, 721888512), (2, 360944256), (3, 240629504), (4, 180472128), (6, 120314752), (8, 90236064), (12, 60157376), (16, 45118032), (24, 30078688), (32, 22559016), (48, 15039344), (64, 11279508), (96, 7519672), (128, 5639754), (157, 4598016), (192, 3759836), (256, 2819877), (314, 2299008), (384, 1879918), (471, 1532672), (628, 1149504), (768, 939959), (942, 766336), (1256, 574752), (1884, 383168), (2512, 287376), (3768, 191584), (5024, 143688), (5987, 120576), (7536, 95792), (10048, 71844), (11974, 60288), (15072, 47896), (17961, 40192), (20096, 35922), (23948, 30144)]