157257680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{337}}^1$

素因数の和:676

約数の個数: 80

約数和(自身を含む): 387266880

約数和(自身を除く): 230009200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 307, 337, 380, 614, 674, 760, 1228, 1348, 1520, 1535, 1685, 2456, 2696, 3070, 3370, 4912, 5392, 5833, 6140, 6403, 6740, 11666, 12280, 12806, 13480, 23332, 24560, 25612, 26960, 29165, 32015, 46664, 51224, 58330, 64030, 93328, 102448, 103459, 116660, 128060, 206918, 233320, 256120, 413836, 466640, 512240, 517295, 827672, 1034590, 1655344, 1965721, 2069180, 3931442, 4138360, 7862884, 8276720, 9828605, 15725768, 19657210, 31451536, 39314420, 78628840, 157257680]

約数ペア:

[(1, 157257680), (2, 78628840), (4, 39314420), (5, 31451536), (8, 19657210), (10, 15725768), (16, 9828605), (19, 8276720), (20, 7862884), (38, 4138360), (40, 3931442), (76, 2069180), (80, 1965721), (95, 1655344), (152, 1034590), (190, 827672), (304, 517295), (307, 512240), (337, 466640), (380, 413836), (614, 256120), (674, 233320), (760, 206918), (1228, 128060), (1348, 116660), (1520, 103459), (1535, 102448), (1685, 93328), (2456, 64030), (2696, 58330), (3070, 51224), (3370, 46664), (4912, 32015), (5392, 29165), (5833, 26960), (6140, 25612), (6403, 24560), (6740, 23332), (11666, 13480), (12280, 12806)]