256331040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{76289}}^1$

素因数の和:76314

約数の個数: 96

約数和(自身を含む): 922803840

約数和(自身を除く): 666472800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 76289, 152578, 228867, 305156, 381445, 457734, 534023, 610312, 762890, 915468, 1068046, 1144335, 1220624, 1525780, 1602069, 1830936, 2136092, 2288670, 2441248, 2670115, 3051560, 3204138, 3661872, 4272184, 4577340, 5340230, 6103120, 6408276, 7323744, 8010345, 8544368, 9154680, 10680460, 12206240, 12816552, 16020690, 17088736, 18309360, 21360920, 25633104, 32041380, 36618720, 42721840, 51266208, 64082760, 85443680, 128165520, 256331040]

約数ペア:

[(1, 256331040), (2, 128165520), (3, 85443680), (4, 64082760), (5, 51266208), (6, 42721840), (7, 36618720), (8, 32041380), (10, 25633104), (12, 21360920), (14, 18309360), (15, 17088736), (16, 16020690), (20, 12816552), (21, 12206240), (24, 10680460), (28, 9154680), (30, 8544368), (32, 8010345), (35, 7323744), (40, 6408276), (42, 6103120), (48, 5340230), (56, 4577340), (60, 4272184), (70, 3661872), (80, 3204138), (84, 3051560), (96, 2670115), (105, 2441248), (112, 2288670), (120, 2136092), (140, 1830936), (160, 1602069), (168, 1525780), (210, 1220624), (224, 1144335), (240, 1068046), (280, 915468), (336, 762890), (420, 610312), (480, 534023), (560, 457734), (672, 381445), (840, 305156), (1120, 228867), (1680, 152578), (3360, 76289)]