145565840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13681}}^1$

素因数の和:13720

約数の個数: 80

約数和(自身を含む): 407176320

約数和(自身を除く): 261610480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 13681, 27362, 54724, 68405, 95767, 109448, 136810, 191534, 218896, 259939, 273620, 383068, 478835, 519878, 547240, 766136, 957670, 1039756, 1094480, 1299695, 1532272, 1819573, 1915340, 2079512, 2599390, 3639146, 3830680, 4159024, 5198780, 7278292, 7661360, 9097865, 10397560, 14556584, 18195730, 20795120, 29113168, 36391460, 72782920, 145565840]

約数ペア:

[(1, 145565840), (2, 72782920), (4, 36391460), (5, 29113168), (7, 20795120), (8, 18195730), (10, 14556584), (14, 10397560), (16, 9097865), (19, 7661360), (20, 7278292), (28, 5198780), (35, 4159024), (38, 3830680), (40, 3639146), (56, 2599390), (70, 2079512), (76, 1915340), (80, 1819573), (95, 1532272), (112, 1299695), (133, 1094480), (140, 1039756), (152, 957670), (190, 766136), (266, 547240), (280, 519878), (304, 478835), (380, 383068), (532, 273620), (560, 259939), (665, 218896), (760, 191534), (1064, 136810), (1330, 109448), (1520, 95767), (2128, 68405), (2660, 54724), (5320, 27362), (10640, 13681)]