255655120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{863}}^1$

素因数の和:929

約数の個数: 120

約数和(自身を含む): 710954496

約数和(自身を除く): 455299376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 529, 560, 644, 805, 863, 920, 1058, 1288, 1610, 1726, 1840, 2116, 2576, 2645, 3220, 3452, 3703, 4232, 4315, 5290, 6041, 6440, 6904, 7406, 8464, 8630, 10580, 12082, 12880, 13808, 14812, 17260, 18515, 19849, 21160, 24164, 29624, 30205, 34520, 37030, 39698, 42320, 48328, 59248, 60410, 69040, 74060, 79396, 96656, 99245, 120820, 138943, 148120, 158792, 198490, 241640, 277886, 296240, 317584, 396980, 456527, 483280, 555772, 694715, 793960, 913054, 1111544, 1389430, 1587920, 1826108, 2223088, 2282635, 2778860, 3195689, 3652216, 4565270, 5557720, 6391378, 7304432, 9130540, 11115440, 12782756, 15978445, 18261080, 25565512, 31956890, 36522160, 51131024, 63913780, 127827560, 255655120]

約数ペア:

[(1, 255655120), (2, 127827560), (4, 63913780), (5, 51131024), (7, 36522160), (8, 31956890), (10, 25565512), (14, 18261080), (16, 15978445), (20, 12782756), (23, 11115440), (28, 9130540), (35, 7304432), (40, 6391378), (46, 5557720), (56, 4565270), (70, 3652216), (80, 3195689), (92, 2778860), (112, 2282635), (115, 2223088), (140, 1826108), (161, 1587920), (184, 1389430), (230, 1111544), (280, 913054), (322, 793960), (368, 694715), (460, 555772), (529, 483280), (560, 456527), (644, 396980), (805, 317584), (863, 296240), (920, 277886), (1058, 241640), (1288, 198490), (1610, 158792), (1726, 148120), (1840, 138943), (2116, 120820), (2576, 99245), (2645, 96656), (3220, 79396), (3452, 74060), (3703, 69040), (4232, 60410), (4315, 59248), (5290, 48328), (6041, 42320), (6440, 39698), (6904, 37030), (7406, 34520), (8464, 30205), (8630, 29624), (10580, 24164), (12082, 21160), (12880, 19849), (13808, 18515), (14812, 17260)]