173129216

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2$

素因数の和:124

約数の個数: 120

約数和(自身を含む): 403021080

約数和(自身を除く): 229891864

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 37, 38, 52, 64, 74, 76, 104, 128, 148, 152, 208, 247, 256, 296, 304, 416, 481, 494, 512, 592, 608, 703, 832, 962, 988, 1184, 1216, 1369, 1406, 1664, 1924, 1976, 2368, 2432, 2738, 2812, 3328, 3848, 3952, 4736, 4864, 5476, 5624, 6656, 7696, 7904, 9139, 9472, 9728, 10952, 11248, 15392, 15808, 17797, 18278, 18944, 21904, 22496, 26011, 30784, 31616, 35594, 36556, 43808, 44992, 52022, 61568, 63232, 71188, 73112, 87616, 89984, 104044, 123136, 126464, 142376, 146224, 175232, 179968, 208088, 246272, 284752, 292448, 338143, 350464, 359936, 416176, 569504, 584896, 676286, 700928, 832352, 1139008, 1169792, 1352572, 1664704, 2278016, 2339584, 2705144, 3329408, 4556032, 4679168, 5410288, 6658816, 9112064, 10820576, 13317632, 21641152, 43282304, 86564608, 173129216]

約数ペア:

[(1, 173129216), (2, 86564608), (4, 43282304), (8, 21641152), (13, 13317632), (16, 10820576), (19, 9112064), (26, 6658816), (32, 5410288), (37, 4679168), (38, 4556032), (52, 3329408), (64, 2705144), (74, 2339584), (76, 2278016), (104, 1664704), (128, 1352572), (148, 1169792), (152, 1139008), (208, 832352), (247, 700928), (256, 676286), (296, 584896), (304, 569504), (416, 416176), (481, 359936), (494, 350464), (512, 338143), (592, 292448), (608, 284752), (703, 246272), (832, 208088), (962, 179968), (988, 175232), (1184, 146224), (1216, 142376), (1369, 126464), (1406, 123136), (1664, 104044), (1924, 89984), (1976, 87616), (2368, 73112), (2432, 71188), (2738, 63232), (2812, 61568), (3328, 52022), (3848, 44992), (3952, 43808), (4736, 36556), (4864, 35594), (5476, 31616), (5624, 30784), (6656, 26011), (7696, 22496), (7904, 21904), (9139, 18944), (9472, 18278), (9728, 17797), (10952, 15808), (11248, 15392)]