255425520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{152039}}^1$

素因数の和:152062

約数の個数: 80

約数和(自身を含む): 904942080

約数和(自身を除く): 649516560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 152039, 304078, 456117, 608156, 760195, 912234, 1064273, 1216312, 1520390, 1824468, 2128546, 2280585, 2432624, 3040780, 3192819, 3648936, 4257092, 4561170, 5321365, 6081560, 6385638, 7297872, 8514184, 9122340, 10642730, 12163120, 12771276, 15964095, 17028368, 18244680, 21285460, 25542552, 31928190, 36489360, 42570920, 51085104, 63856380, 85141840, 127712760, 255425520]

約数ペア:

[(1, 255425520), (2, 127712760), (3, 85141840), (4, 63856380), (5, 51085104), (6, 42570920), (7, 36489360), (8, 31928190), (10, 25542552), (12, 21285460), (14, 18244680), (15, 17028368), (16, 15964095), (20, 12771276), (21, 12163120), (24, 10642730), (28, 9122340), (30, 8514184), (35, 7297872), (40, 6385638), (42, 6081560), (48, 5321365), (56, 4561170), (60, 4257092), (70, 3648936), (80, 3192819), (84, 3040780), (105, 2432624), (112, 2280585), (120, 2128546), (140, 1824468), (168, 1520390), (210, 1216312), (240, 1064273), (280, 912234), (336, 760195), (420, 608156), (560, 456117), (840, 304078), (1680, 152039)]