208559568

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20023}}^1$

素因数の和:20072

約数の個数: 80

約数和(自身を含む): 635641856

約数和(自身を除く): 427082288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 20023, 40046, 60069, 80092, 120138, 140161, 160184, 240276, 280322, 320368, 420483, 480552, 560644, 620713, 840966, 961104, 1121288, 1241426, 1681932, 1862139, 2242576, 2482852, 3363864, 3724278, 4344991, 4965704, 6727728, 7448556, 8689982, 9931408, 13034973, 14897112, 17379964, 26069946, 29794224, 34759928, 52139892, 69519856, 104279784, 208559568]

約数ペア:

[(1, 208559568), (2, 104279784), (3, 69519856), (4, 52139892), (6, 34759928), (7, 29794224), (8, 26069946), (12, 17379964), (14, 14897112), (16, 13034973), (21, 9931408), (24, 8689982), (28, 7448556), (31, 6727728), (42, 4965704), (48, 4344991), (56, 3724278), (62, 3363864), (84, 2482852), (93, 2242576), (112, 1862139), (124, 1681932), (168, 1241426), (186, 1121288), (217, 961104), (248, 840966), (336, 620713), (372, 560644), (434, 480552), (496, 420483), (651, 320368), (744, 280322), (868, 240276), (1302, 160184), (1488, 140161), (1736, 120138), (2604, 80092), (3472, 60069), (5208, 40046), (10416, 20023)]