220138908

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 577124352

約数和(自身を除く): 356985444

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 83, 132, 142, 166, 213, 249, 283, 284, 332, 426, 498, 566, 781, 849, 852, 913, 996, 1132, 1562, 1698, 1826, 2343, 2739, 3113, 3124, 3396, 3652, 4686, 5478, 5893, 6226, 9339, 9372, 10956, 11786, 12452, 17679, 18678, 20093, 23489, 23572, 35358, 37356, 40186, 46978, 60279, 64823, 70467, 70716, 80372, 93956, 120558, 129646, 140934, 194469, 221023, 241116, 258379, 259292, 281868, 388938, 442046, 516758, 663069, 775137, 777876, 884092, 1033516, 1326138, 1550274, 1667719, 2652276, 3100548, 3335438, 5003157, 6670876, 10006314, 18344909, 20012628, 36689818, 55034727, 73379636, 110069454, 220138908]

約数ペア:

[(1, 220138908), (2, 110069454), (3, 73379636), (4, 55034727), (6, 36689818), (11, 20012628), (12, 18344909), (22, 10006314), (33, 6670876), (44, 5003157), (66, 3335438), (71, 3100548), (83, 2652276), (132, 1667719), (142, 1550274), (166, 1326138), (213, 1033516), (249, 884092), (283, 777876), (284, 775137), (332, 663069), (426, 516758), (498, 442046), (566, 388938), (781, 281868), (849, 259292), (852, 258379), (913, 241116), (996, 221023), (1132, 194469), (1562, 140934), (1698, 129646), (1826, 120558), (2343, 93956), (2739, 80372), (3113, 70716), (3124, 70467), (3396, 64823), (3652, 60279), (4686, 46978), (5478, 40186), (5893, 37356), (6226, 35358), (9339, 23572), (9372, 23489), (10956, 20093), (11786, 18678), (12452, 17679)]