128921328

素因数分解:

$2^4\times 3^3\times {\mathrm{167}}^1\times {\mathrm{1787}}^1$

素因数の和:1971

約数の個数: 80

約数和(自身を含む): 372476160

約数和(自身を除く): 243554832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 167, 216, 334, 432, 501, 668, 1002, 1336, 1503, 1787, 2004, 2672, 3006, 3574, 4008, 4509, 5361, 6012, 7148, 8016, 9018, 10722, 12024, 14296, 16083, 18036, 21444, 24048, 28592, 32166, 36072, 42888, 48249, 64332, 72144, 85776, 96498, 128664, 192996, 257328, 298429, 385992, 596858, 771984, 895287, 1193716, 1790574, 2387432, 2685861, 3581148, 4774864, 5371722, 7162296, 8057583, 10743444, 14324592, 16115166, 21486888, 32230332, 42973776, 64460664, 128921328]

約数ペア:

[(1, 128921328), (2, 64460664), (3, 42973776), (4, 32230332), (6, 21486888), (8, 16115166), (9, 14324592), (12, 10743444), (16, 8057583), (18, 7162296), (24, 5371722), (27, 4774864), (36, 3581148), (48, 2685861), (54, 2387432), (72, 1790574), (108, 1193716), (144, 895287), (167, 771984), (216, 596858), (334, 385992), (432, 298429), (501, 257328), (668, 192996), (1002, 128664), (1336, 96498), (1503, 85776), (1787, 72144), (2004, 64332), (2672, 48249), (3006, 42888), (3574, 36072), (4008, 32166), (4509, 28592), (5361, 24048), (6012, 21444), (7148, 18036), (8016, 16083), (9018, 14296), (10722, 12024)]