208840552

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:167

約数の個数: 128

約数和(自身を含む): 464486400

約数和(自身を除く): 255645848

約数列:

[1, 2, 4, 8, 19, 23, 31, 38, 41, 46, 47, 62, 76, 82, 92, 94, 124, 152, 164, 184, 188, 248, 328, 376, 437, 589, 713, 779, 874, 893, 943, 1081, 1178, 1271, 1426, 1457, 1558, 1748, 1786, 1886, 1927, 2162, 2356, 2542, 2852, 2914, 3116, 3496, 3572, 3772, 3854, 4324, 4712, 5084, 5704, 5828, 6232, 7144, 7544, 7708, 8648, 10168, 11656, 13547, 15416, 17917, 20539, 24149, 27094, 27683, 29233, 33511, 35834, 36613, 41078, 44321, 48298, 54188, 55366, 58466, 59737, 67022, 71668, 73226, 82156, 88642, 96596, 108376, 110732, 116932, 119474, 134044, 143336, 146452, 164312, 177284, 193192, 221464, 233864, 238948, 268088, 292904, 354568, 477896, 555427, 636709, 842099, 1110854, 1135003, 1273418, 1373951, 1684198, 2221708, 2270006, 2546836, 2747902, 3368396, 4443416, 4540012, 5093672, 5495804, 6736792, 9080024, 10991608, 26105069, 52210138, 104420276, 208840552]

約数ペア:

[(1, 208840552), (2, 104420276), (4, 52210138), (8, 26105069), (19, 10991608), (23, 9080024), (31, 6736792), (38, 5495804), (41, 5093672), (46, 4540012), (47, 4443416), (62, 3368396), (76, 2747902), (82, 2546836), (92, 2270006), (94, 2221708), (124, 1684198), (152, 1373951), (164, 1273418), (184, 1135003), (188, 1110854), (248, 842099), (328, 636709), (376, 555427), (437, 477896), (589, 354568), (713, 292904), (779, 268088), (874, 238948), (893, 233864), (943, 221464), (1081, 193192), (1178, 177284), (1271, 164312), (1426, 146452), (1457, 143336), (1558, 134044), (1748, 119474), (1786, 116932), (1886, 110732), (1927, 108376), (2162, 96596), (2356, 88642), (2542, 82156), (2852, 73226), (2914, 71668), (3116, 67022), (3496, 59737), (3572, 58466), (3772, 55366), (3854, 54188), (4324, 48298), (4712, 44321), (5084, 41078), (5704, 36613), (5828, 35834), (6232, 33511), (7144, 29233), (7544, 27683), (7708, 27094), (8648, 24149), (10168, 20539), (11656, 17917), (13547, 15416)]