307937408

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{997}}^1$

素因数の和:1157

約数の個数: 64

約数和(自身を含む): 651494400

約数和(自身を除く): 343556992

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 127, 128, 152, 254, 304, 508, 608, 997, 1016, 1216, 1994, 2032, 2413, 2432, 3988, 4064, 4826, 7976, 8128, 9652, 15952, 16256, 18943, 19304, 31904, 37886, 38608, 63808, 75772, 77216, 126619, 127616, 151544, 154432, 253238, 303088, 308864, 506476, 606176, 1012952, 1212352, 2025904, 2405761, 2424704, 4051808, 4811522, 8103616, 9623044, 16207232, 19246088, 38492176, 76984352, 153968704, 307937408]

約数ペア:

[(1, 307937408), (2, 153968704), (4, 76984352), (8, 38492176), (16, 19246088), (19, 16207232), (32, 9623044), (38, 8103616), (64, 4811522), (76, 4051808), (127, 2424704), (128, 2405761), (152, 2025904), (254, 1212352), (304, 1012952), (508, 606176), (608, 506476), (997, 308864), (1016, 303088), (1216, 253238), (1994, 154432), (2032, 151544), (2413, 127616), (2432, 126619), (3988, 77216), (4064, 75772), (4826, 63808), (7976, 38608), (8128, 37886), (9652, 31904), (15952, 19304), (16256, 18943)]