1291301200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4231}}^1$

素因数の和:4365

約数の個数: 120

約数和(自身を含む): 3578917760

約数和(自身を除く): 2287616560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 109, 112, 140, 175, 200, 218, 280, 350, 400, 436, 545, 560, 700, 763, 872, 1090, 1400, 1526, 1744, 2180, 2725, 2800, 3052, 3815, 4231, 4360, 5450, 6104, 7630, 8462, 8720, 10900, 12208, 15260, 16924, 19075, 21155, 21800, 29617, 30520, 33848, 38150, 42310, 43600, 59234, 61040, 67696, 76300, 84620, 105775, 118468, 148085, 152600, 169240, 211550, 236936, 296170, 305200, 338480, 423100, 461179, 473872, 592340, 740425, 846200, 922358, 1184680, 1480850, 1692400, 1844716, 2305895, 2369360, 2961700, 3228253, 3689432, 4611790, 5923400, 6456506, 7378864, 9223580, 11529475, 11846800, 12913012, 16141265, 18447160, 23058950, 25826024, 32282530, 36894320, 46117900, 51652048, 64565060, 80706325, 92235800, 129130120, 161412650, 184471600, 258260240, 322825300, 645650600, 1291301200]

約数ペア:

[(1, 1291301200), (2, 645650600), (4, 322825300), (5, 258260240), (7, 184471600), (8, 161412650), (10, 129130120), (14, 92235800), (16, 80706325), (20, 64565060), (25, 51652048), (28, 46117900), (35, 36894320), (40, 32282530), (50, 25826024), (56, 23058950), (70, 18447160), (80, 16141265), (100, 12913012), (109, 11846800), (112, 11529475), (140, 9223580), (175, 7378864), (200, 6456506), (218, 5923400), (280, 4611790), (350, 3689432), (400, 3228253), (436, 2961700), (545, 2369360), (560, 2305895), (700, 1844716), (763, 1692400), (872, 1480850), (1090, 1184680), (1400, 922358), (1526, 846200), (1744, 740425), (2180, 592340), (2725, 473872), (2800, 461179), (3052, 423100), (3815, 338480), (4231, 305200), (4360, 296170), (5450, 236936), (6104, 211550), (7630, 169240), (8462, 152600), (8720, 148085), (10900, 118468), (12208, 105775), (15260, 84620), (16924, 76300), (19075, 67696), (21155, 61040), (21800, 59234), (29617, 43600), (30520, 42310), (33848, 38150)]