19448800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:201

約数の個数: 144

約数和(自身を含む): 56996352

約数和(自身を除く): 37547552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 50, 56, 70, 80, 92, 100, 112, 115, 140, 151, 160, 161, 175, 184, 200, 224, 230, 280, 302, 322, 350, 368, 400, 460, 560, 575, 604, 644, 700, 736, 755, 800, 805, 920, 1057, 1120, 1150, 1208, 1288, 1400, 1510, 1610, 1840, 2114, 2300, 2416, 2576, 2800, 3020, 3220, 3473, 3680, 3775, 4025, 4228, 4600, 4832, 5152, 5285, 5600, 6040, 6440, 6946, 7550, 8050, 8456, 9200, 10570, 12080, 12880, 13892, 15100, 16100, 16912, 17365, 18400, 21140, 24160, 24311, 25760, 26425, 27784, 30200, 32200, 33824, 34730, 42280, 48622, 52850, 55568, 60400, 64400, 69460, 84560, 86825, 97244, 105700, 111136, 120800, 121555, 128800, 138920, 169120, 173650, 194488, 211400, 243110, 277840, 347300, 388976, 422800, 486220, 555680, 607775, 694600, 777952, 845600, 972440, 1215550, 1389200, 1944880, 2431100, 2778400, 3889760, 4862200, 9724400, 19448800]

約数ペア:

[(1, 19448800), (2, 9724400), (4, 4862200), (5, 3889760), (7, 2778400), (8, 2431100), (10, 1944880), (14, 1389200), (16, 1215550), (20, 972440), (23, 845600), (25, 777952), (28, 694600), (32, 607775), (35, 555680), (40, 486220), (46, 422800), (50, 388976), (56, 347300), (70, 277840), (80, 243110), (92, 211400), (100, 194488), (112, 173650), (115, 169120), (140, 138920), (151, 128800), (160, 121555), (161, 120800), (175, 111136), (184, 105700), (200, 97244), (224, 86825), (230, 84560), (280, 69460), (302, 64400), (322, 60400), (350, 55568), (368, 52850), (400, 48622), (460, 42280), (560, 34730), (575, 33824), (604, 32200), (644, 30200), (700, 27784), (736, 26425), (755, 25760), (800, 24311), (805, 24160), (920, 21140), (1057, 18400), (1120, 17365), (1150, 16912), (1208, 16100), (1288, 15100), (1400, 13892), (1510, 12880), (1610, 12080), (1840, 10570), (2114, 9200), (2300, 8456), (2416, 8050), (2576, 7550), (2800, 6946), (3020, 6440), (3220, 6040), (3473, 5600), (3680, 5285), (3775, 5152), (4025, 4832), (4228, 4600)]