315641200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{811}}^1$

素因数の和:975

約数の個数: 120

約数和(自身を含む): 873971840

約数和(自身を除く): 558330640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 139, 140, 175, 200, 278, 280, 350, 400, 556, 560, 695, 700, 811, 973, 1112, 1390, 1400, 1622, 1946, 2224, 2780, 2800, 3244, 3475, 3892, 4055, 4865, 5560, 5677, 6488, 6950, 7784, 8110, 9730, 11120, 11354, 12976, 13900, 15568, 16220, 19460, 20275, 22708, 24325, 27800, 28385, 32440, 38920, 40550, 45416, 48650, 55600, 56770, 64880, 77840, 81100, 90832, 97300, 112729, 113540, 141925, 162200, 194600, 225458, 227080, 283850, 324400, 389200, 450916, 454160, 563645, 567700, 789103, 901832, 1127290, 1135400, 1578206, 1803664, 2254580, 2270800, 2818225, 3156412, 3945515, 4509160, 5636450, 6312824, 7891030, 9018320, 11272900, 12625648, 15782060, 19727575, 22545800, 31564120, 39455150, 45091600, 63128240, 78910300, 157820600, 315641200]

約数ペア:

[(1, 315641200), (2, 157820600), (4, 78910300), (5, 63128240), (7, 45091600), (8, 39455150), (10, 31564120), (14, 22545800), (16, 19727575), (20, 15782060), (25, 12625648), (28, 11272900), (35, 9018320), (40, 7891030), (50, 6312824), (56, 5636450), (70, 4509160), (80, 3945515), (100, 3156412), (112, 2818225), (139, 2270800), (140, 2254580), (175, 1803664), (200, 1578206), (278, 1135400), (280, 1127290), (350, 901832), (400, 789103), (556, 567700), (560, 563645), (695, 454160), (700, 450916), (811, 389200), (973, 324400), (1112, 283850), (1390, 227080), (1400, 225458), (1622, 194600), (1946, 162200), (2224, 141925), (2780, 113540), (2800, 112729), (3244, 97300), (3475, 90832), (3892, 81100), (4055, 77840), (4865, 64880), (5560, 56770), (5677, 55600), (6488, 48650), (6950, 45416), (7784, 40550), (8110, 38920), (9730, 32440), (11120, 28385), (11354, 27800), (12976, 24325), (13900, 22708), (15568, 20275), (16220, 19460)]