255343680

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{88661}}^1$

素因数の和:88684

約数の個数: 84

約数和(自身を含む): 878285772

約数和(自身を除く): 622942092

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 88661, 177322, 265983, 354644, 443305, 531966, 709288, 797949, 886610, 1063932, 1329915, 1418576, 1595898, 1773220, 2127864, 2659830, 2837152, 3191796, 3546440, 3989745, 4255728, 5319660, 5674304, 6383592, 7092880, 7979490, 8511456, 10639320, 12767184, 14185760, 15958980, 17022912, 21278640, 25534368, 28371520, 31917960, 42557280, 51068736, 63835920, 85114560, 127671840, 255343680]

約数ペア:

[(1, 255343680), (2, 127671840), (3, 85114560), (4, 63835920), (5, 51068736), (6, 42557280), (8, 31917960), (9, 28371520), (10, 25534368), (12, 21278640), (15, 17022912), (16, 15958980), (18, 14185760), (20, 12767184), (24, 10639320), (30, 8511456), (32, 7979490), (36, 7092880), (40, 6383592), (45, 5674304), (48, 5319660), (60, 4255728), (64, 3989745), (72, 3546440), (80, 3191796), (90, 2837152), (96, 2659830), (120, 2127864), (144, 1773220), (160, 1595898), (180, 1418576), (192, 1329915), (240, 1063932), (288, 886610), (320, 797949), (360, 709288), (480, 531966), (576, 443305), (720, 354644), (960, 265983), (1440, 177322), (2880, 88661)]