148945408

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:349

約数の個数: 80

約数和(自身を含む): 319667040

約数和(自身を除く): 170721632

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 64, 76, 122, 128, 152, 244, 251, 256, 304, 488, 502, 512, 608, 976, 1004, 1159, 1216, 1952, 2008, 2318, 2432, 3904, 4016, 4636, 4769, 4864, 7808, 8032, 9272, 9538, 9728, 15311, 15616, 16064, 18544, 19076, 30622, 31232, 32128, 37088, 38152, 61244, 64256, 74176, 76304, 122488, 128512, 148352, 152608, 244976, 290909, 296704, 305216, 489952, 581818, 593408, 610432, 979904, 1163636, 1220864, 1959808, 2327272, 2441728, 3919616, 4654544, 7839232, 9309088, 18618176, 37236352, 74472704, 148945408]

約数ペア:

[(1, 148945408), (2, 74472704), (4, 37236352), (8, 18618176), (16, 9309088), (19, 7839232), (32, 4654544), (38, 3919616), (61, 2441728), (64, 2327272), (76, 1959808), (122, 1220864), (128, 1163636), (152, 979904), (244, 610432), (251, 593408), (256, 581818), (304, 489952), (488, 305216), (502, 296704), (512, 290909), (608, 244976), (976, 152608), (1004, 148352), (1159, 128512), (1216, 122488), (1952, 76304), (2008, 74176), (2318, 64256), (2432, 61244), (3904, 38152), (4016, 37088), (4636, 32128), (4769, 31232), (4864, 30622), (7808, 19076), (8032, 18544), (9272, 16064), (9538, 15616), (9728, 15311)]