245465600

素因数分解:

$2^9\times 5^2\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:306

約数の個数: 120

約数和(自身を含む): 617008128

約数和(自身を除く): 371542528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 128, 151, 160, 200, 254, 256, 302, 320, 400, 508, 512, 604, 635, 640, 755, 800, 1016, 1208, 1270, 1280, 1510, 1600, 2032, 2416, 2540, 2560, 3020, 3175, 3200, 3775, 4064, 4832, 5080, 6040, 6350, 6400, 7550, 8128, 9664, 10160, 12080, 12700, 12800, 15100, 16256, 19177, 19328, 20320, 24160, 25400, 30200, 32512, 38354, 38656, 40640, 48320, 50800, 60400, 65024, 76708, 77312, 81280, 95885, 96640, 101600, 120800, 153416, 162560, 191770, 193280, 203200, 241600, 306832, 325120, 383540, 386560, 406400, 479425, 483200, 613664, 767080, 812800, 958850, 966400, 1227328, 1534160, 1625600, 1917700, 1932800, 2454656, 3068320, 3835400, 4909312, 6136640, 7670800, 9818624, 12273280, 15341600, 24546560, 30683200, 49093120, 61366400, 122732800, 245465600]

約数ペア:

[(1, 245465600), (2, 122732800), (4, 61366400), (5, 49093120), (8, 30683200), (10, 24546560), (16, 15341600), (20, 12273280), (25, 9818624), (32, 7670800), (40, 6136640), (50, 4909312), (64, 3835400), (80, 3068320), (100, 2454656), (127, 1932800), (128, 1917700), (151, 1625600), (160, 1534160), (200, 1227328), (254, 966400), (256, 958850), (302, 812800), (320, 767080), (400, 613664), (508, 483200), (512, 479425), (604, 406400), (635, 386560), (640, 383540), (755, 325120), (800, 306832), (1016, 241600), (1208, 203200), (1270, 193280), (1280, 191770), (1510, 162560), (1600, 153416), (2032, 120800), (2416, 101600), (2540, 96640), (2560, 95885), (3020, 81280), (3175, 77312), (3200, 76708), (3775, 65024), (4064, 60400), (4832, 50800), (5080, 48320), (6040, 40640), (6350, 38656), (6400, 38354), (7550, 32512), (8128, 30200), (9664, 25400), (10160, 24160), (12080, 20320), (12700, 19328), (12800, 19177), (15100, 16256)]