155529728

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:329

約数の個数: 80

約数和(自身を含む): 329978880

約数和(自身を除く): 174449152

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 128, 164, 239, 248, 256, 328, 478, 496, 512, 656, 956, 992, 1271, 1312, 1912, 1984, 2542, 2624, 3824, 3968, 5084, 5248, 7409, 7648, 7936, 9799, 10168, 10496, 14818, 15296, 15872, 19598, 20336, 20992, 29636, 30592, 39196, 40672, 59272, 61184, 78392, 81344, 118544, 122368, 156784, 162688, 237088, 303769, 313568, 325376, 474176, 607538, 627136, 650752, 948352, 1215076, 1254272, 1896704, 2430152, 2508544, 3793408, 4860304, 5017088, 9720608, 19441216, 38882432, 77764864, 155529728]

約数ペア:

[(1, 155529728), (2, 77764864), (4, 38882432), (8, 19441216), (16, 9720608), (31, 5017088), (32, 4860304), (41, 3793408), (62, 2508544), (64, 2430152), (82, 1896704), (124, 1254272), (128, 1215076), (164, 948352), (239, 650752), (248, 627136), (256, 607538), (328, 474176), (478, 325376), (496, 313568), (512, 303769), (656, 237088), (956, 162688), (992, 156784), (1271, 122368), (1312, 118544), (1912, 81344), (1984, 78392), (2542, 61184), (2624, 59272), (3824, 40672), (3968, 39196), (5084, 30592), (5248, 29636), (7409, 20992), (7648, 20336), (7936, 19598), (9799, 15872), (10168, 15296), (10496, 14818)]