326278720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1061}}^1$

素因数の和:1140

約数の個数: 84

約数和(自身を含む): 803579292

約数和(自身を除く): 477300572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 961, 992, 1061, 1240, 1922, 1984, 2122, 2480, 3844, 4244, 4805, 4960, 5305, 7688, 8488, 9610, 9920, 10610, 15376, 16976, 19220, 21220, 30752, 32891, 33952, 38440, 42440, 61504, 65782, 67904, 76880, 84880, 131564, 153760, 164455, 169760, 263128, 307520, 328910, 339520, 526256, 657820, 1019621, 1052512, 1315640, 2039242, 2105024, 2631280, 4078484, 5098105, 5262560, 8156968, 10196210, 10525120, 16313936, 20392420, 32627872, 40784840, 65255744, 81569680, 163139360, 326278720]

約数ペア:

[(1, 326278720), (2, 163139360), (4, 81569680), (5, 65255744), (8, 40784840), (10, 32627872), (16, 20392420), (20, 16313936), (31, 10525120), (32, 10196210), (40, 8156968), (62, 5262560), (64, 5098105), (80, 4078484), (124, 2631280), (155, 2105024), (160, 2039242), (248, 1315640), (310, 1052512), (320, 1019621), (496, 657820), (620, 526256), (961, 339520), (992, 328910), (1061, 307520), (1240, 263128), (1922, 169760), (1984, 164455), (2122, 153760), (2480, 131564), (3844, 84880), (4244, 76880), (4805, 67904), (4960, 65782), (5305, 61504), (7688, 42440), (8488, 38440), (9610, 33952), (9920, 32891), (10610, 30752), (15376, 21220), (16976, 19220)]