310814720

素因数分解:

$2^{11}\times 5^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 754790400

約数和(自身を除く): 443975680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 239, 254, 256, 320, 478, 508, 512, 635, 640, 956, 1016, 1024, 1195, 1270, 1280, 1912, 2032, 2048, 2390, 2540, 2560, 3824, 4064, 4780, 5080, 5120, 7648, 8128, 9560, 10160, 10240, 15296, 16256, 19120, 20320, 30353, 30592, 32512, 38240, 40640, 60706, 61184, 65024, 76480, 81280, 121412, 122368, 130048, 151765, 152960, 162560, 242824, 244736, 260096, 303530, 305920, 325120, 485648, 489472, 607060, 611840, 650240, 971296, 1214120, 1223680, 1300480, 1942592, 2428240, 2447360, 3885184, 4856480, 7770368, 9712960, 15540736, 19425920, 31081472, 38851840, 62162944, 77703680, 155407360, 310814720]

約数ペア:

[(1, 310814720), (2, 155407360), (4, 77703680), (5, 62162944), (8, 38851840), (10, 31081472), (16, 19425920), (20, 15540736), (32, 9712960), (40, 7770368), (64, 4856480), (80, 3885184), (127, 2447360), (128, 2428240), (160, 1942592), (239, 1300480), (254, 1223680), (256, 1214120), (320, 971296), (478, 650240), (508, 611840), (512, 607060), (635, 489472), (640, 485648), (956, 325120), (1016, 305920), (1024, 303530), (1195, 260096), (1270, 244736), (1280, 242824), (1912, 162560), (2032, 152960), (2048, 151765), (2390, 130048), (2540, 122368), (2560, 121412), (3824, 81280), (4064, 76480), (4780, 65024), (5080, 61184), (5120, 60706), (7648, 40640), (8128, 38240), (9560, 32512), (10160, 30592), (10240, 30353), (15296, 20320), (16256, 19120)]