278957280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{83023}}^1$

素因数の和:83048

約数の個数: 96

約数和(自身を含む): 1004258304

約数和(自身を除く): 725301024

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, 83023, 166046, 249069, 332092, 415115, 498138, 581161, 664184, 830230, 996276, 1162322, 1245345, 1328368, 1660460, 1743483, 1992552, 2324644, 2490690, 2656736, 2905805, 3320920, 3486966, 3985104, 4649288, 4981380, 5811610, 6641840, 6973932, 7970208, 8717415, 9298576, 9962760, 11623220, 13283680, 13947864, 17434830, 18597152, 19925520, 23246440, 27895728, 34869660, 39851040, 46492880, 55791456, 69739320, 92985760, 139478640, 278957280]

約数ペア:

[(1, 278957280), (2, 139478640), (3, 92985760), (4, 69739320), (5, 55791456), (6, 46492880), (7, 39851040), (8, 34869660), (10, 27895728), (12, 23246440), (14, 19925520), (15, 18597152), (16, 17434830), (20, 13947864), (21, 13283680), (24, 11623220), (28, 9962760), (30, 9298576), (32, 8717415), (35, 7970208), (40, 6973932), (42, 6641840), (48, 5811610), (56, 4981380), (60, 4649288), (70, 3985104), (80, 3486966), (84, 3320920), (96, 2905805), (105, 2656736), (112, 2490690), (120, 2324644), (140, 1992552), (160, 1743483), (168, 1660460), (210, 1328368), (224, 1245345), (240, 1162322), (280, 996276), (336, 830230), (420, 664184), (480, 581161), (560, 498138), (672, 415115), (840, 332092), (1120, 249069), (1680, 166046), (3360, 83023)]