280145796

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3919}}^1$

素因数の和:3993

約数の個数: 96

約数和(自身を含む): 800808960

約数和(自身を除く): 520663164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 37, 42, 46, 69, 74, 84, 92, 111, 138, 148, 161, 222, 259, 276, 322, 444, 483, 518, 644, 777, 851, 966, 1036, 1554, 1702, 1932, 2553, 3108, 3404, 3919, 5106, 5957, 7838, 10212, 11757, 11914, 15676, 17871, 23514, 23828, 27433, 35742, 47028, 54866, 71484, 82299, 90137, 109732, 145003, 164598, 180274, 270411, 290006, 329196, 360548, 435009, 540822, 580012, 630959, 870018, 1015021, 1081644, 1261918, 1740036, 1892877, 2030042, 2523836, 3045063, 3335069, 3785754, 4060084, 6090126, 6670138, 7571508, 10005207, 12180252, 13340276, 20010414, 23345483, 40020828, 46690966, 70036449, 93381932, 140072898, 280145796]

約数ペア:

[(1, 280145796), (2, 140072898), (3, 93381932), (4, 70036449), (6, 46690966), (7, 40020828), (12, 23345483), (14, 20010414), (21, 13340276), (23, 12180252), (28, 10005207), (37, 7571508), (42, 6670138), (46, 6090126), (69, 4060084), (74, 3785754), (84, 3335069), (92, 3045063), (111, 2523836), (138, 2030042), (148, 1892877), (161, 1740036), (222, 1261918), (259, 1081644), (276, 1015021), (322, 870018), (444, 630959), (483, 580012), (518, 540822), (644, 435009), (777, 360548), (851, 329196), (966, 290006), (1036, 270411), (1554, 180274), (1702, 164598), (1932, 145003), (2553, 109732), (3108, 90137), (3404, 82299), (3919, 71484), (5106, 54866), (5957, 47028), (7838, 35742), (10212, 27433), (11757, 23828), (11914, 23514), (15676, 17871)]